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Finding the Fourth Proportional to 85,230.74, 127,846.05 and 22,901.24

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Solution

The fourth proportional to 85,230.74, 127,846.05 and 22,901.24 is: 34,351.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,230.74 : 127,846.05 = 22,901.24 : x
  2. Step 2: Convert to fraction form
    85,230.74/127,846.05 = 22,901.24/x
  3. Step 3: Cross multiply
    85,230.74x = 127,846.05 × 22,901.24
  4. Step 4: Simplify right side
    85,230.74x = 2,927,833,307.84
  5. Step 5: Solve for x
    x = 2,927,833,307.84/85,230.74
  6. Step 6: Final answer
    x = 34,351.85

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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.