Home / 82,351.28-123,547.50-38,009.04

Finding the Fourth Proportional to 82,351.28, 123,547.50 and 38,009.04

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Solution

The fourth proportional to 82,351.28, 123,547.50 and 38,009.04 is: 57,023.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,351.28 : 123,547.50 = 38,009.04 : x
  2. Step 2: Convert to fraction form
    82,351.28/123,547.50 = 38,009.04/x
  3. Step 3: Cross multiply
    82,351.28x = 123,547.50 × 38,009.04
  4. Step 4: Simplify right side
    82,351.28x = 4,695,921,869.40
  5. Step 5: Solve for x
    x = 4,695,921,869.40/82,351.28
  6. Step 6: Final answer
    x = 57,023.06

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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.