Home / 97,357.28-146,035.92-38,220.80

Finding the Fourth Proportional to 97,357.28, 146,035.92 and 38,220.80

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Solution

The fourth proportional to 97,357.28, 146,035.92 and 38,220.80 is: 57,331.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,357.28 : 146,035.92 = 38,220.80 : x
  2. Step 2: Convert to fraction form
    97,357.28/146,035.92 = 38,220.80/x
  3. Step 3: Cross multiply
    97,357.28x = 146,035.92 × 38,220.80
  4. Step 4: Simplify right side
    97,357.28x = 5,581,609,691.14
  5. Step 5: Solve for x
    x = 5,581,609,691.14/97,357.28
  6. Step 6: Final answer
    x = 57,331.20

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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.