Home / 359,733.72-539,540.10-131,982.24

Finding the Fourth Proportional to 359,733.72, 539,540.10 and 131,982.24

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Solution

The fourth proportional to 359,733.72, 539,540.10 and 131,982.24 is: 197,951.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,733.72 : 539,540.10 = 131,982.24 : x
  2. Step 2: Convert to fraction form
    359,733.72/539,540.10 = 131,982.24/x
  3. Step 3: Cross multiply
    359,733.72x = 539,540.10 × 131,982.24
  4. Step 4: Simplify right side
    359,733.72x = 71,209,710,967.82
  5. Step 5: Solve for x
    x = 71,209,710,967.82/359,733.72
  6. Step 6: Final answer
    x = 197,951.17

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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.