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Finding the Fourth Proportional to 359,329.38, 539,047.90 and 116,089.17

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Solution

The fourth proportional to 359,329.38, 539,047.90 and 116,089.17 is: 174,151.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,329.38 : 539,047.90 = 116,089.17 : x
  2. Step 2: Convert to fraction form
    359,329.38/539,047.90 = 116,089.17/x
  3. Step 3: Cross multiply
    359,329.38x = 539,047.90 × 116,089.17
  4. Step 4: Simplify right side
    359,329.38x = 62,577,623,011.02
  5. Step 5: Solve for x
    x = 62,577,623,011.02/359,329.38
  6. Step 6: Final answer
    x = 174,151.15

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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.