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Finding the Fourth Proportional to 359,326.57, 539,043.68 and 116,086.37

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Solution

The fourth proportional to 359,326.57, 539,043.68 and 116,086.37 is: 174,146.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,326.57 : 539,043.68 = 116,086.37 : x
  2. Step 2: Convert to fraction form
    359,326.57/539,043.68 = 116,086.37/x
  3. Step 3: Cross multiply
    359,326.57x = 539,043.68 × 116,086.37
  4. Step 4: Simplify right side
    359,326.57x = 62,575,621,677.64
  5. Step 5: Solve for x
    x = 62,575,621,677.64/359,326.57
  6. Step 6: Final answer
    x = 174,146.94

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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.