Home / 113,073.28-169,614.72-38,195.20

Finding the Fourth Proportional to 113,073.28, 169,614.72 and 38,195.20

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Solution

The fourth proportional to 113,073.28, 169,614.72 and 38,195.20 is: 57,294.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,073.28 : 169,614.72 = 38,195.20 : x
  2. Step 2: Convert to fraction form
    113,073.28/169,614.72 = 38,195.20/x
  3. Step 3: Cross multiply
    113,073.28x = 169,614.72 × 38,195.20
  4. Step 4: Simplify right side
    113,073.28x = 6,478,468,153.34
  5. Step 5: Solve for x
    x = 6,478,468,153.34/113,073.28
  6. Step 6: Final answer
    x = 57,294.42

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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.