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Finding the Fourth Proportional to 75,595.70, 113,314.44 and 28,191.73

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Solution

The fourth proportional to 75,595.70, 113,314.44 and 28,191.73 is: 42,258.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,595.70 : 113,314.44 = 28,191.73 : x
  2. Step 2: Convert to fraction form
    75,595.70/113,314.44 = 28,191.73/x
  3. Step 3: Cross multiply
    75,595.70x = 113,314.44 × 28,191.73
  4. Step 4: Simplify right side
    75,595.70x = 3,194,529,531.01
  5. Step 5: Solve for x
    x = 3,194,529,531.01/75,595.70
  6. Step 6: Final answer
    x = 42,258.09

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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.