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Finding the Fourth Proportional to 84,595.50, 126,893.25 and 29,191.50

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Solution

The fourth proportional to 84,595.50, 126,893.25 and 29,191.50 is: 43,787.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,595.50 : 126,893.25 = 29,191.50 : x
  2. Step 2: Convert to fraction form
    84,595.50/126,893.25 = 29,191.50/x
  3. Step 3: Cross multiply
    84,595.50x = 126,893.25 × 29,191.50
  4. Step 4: Simplify right side
    84,595.50x = 3,704,204,307.38
  5. Step 5: Solve for x
    x = 3,704,204,307.38/84,595.50
  6. Step 6: Final answer
    x = 43,787.25

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.