Home / 97,727.70-146,640.15-38,565.30

Finding the Fourth Proportional to 97,727.70, 146,640.15 and 38,565.30

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Solution

The fourth proportional to 97,727.70, 146,640.15 and 38,565.30 is: 57,867.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,727.70 : 146,640.15 = 38,565.30 : x
  2. Step 2: Convert to fraction form
    97,727.70/146,640.15 = 38,565.30/x
  3. Step 3: Cross multiply
    97,727.70x = 146,640.15 × 38,565.30
  4. Step 4: Simplify right side
    97,727.70x = 5,655,221,376.80
  5. Step 5: Solve for x
    x = 5,655,221,376.80/97,727.70
  6. Step 6: Final answer
    x = 57,867.13

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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.