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Finding the Fourth Proportional to 359,833.48, 539,656 and 107,045.92

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Solution

The fourth proportional to 359,833.48, 539,656 and 107,045.92 is: 160,540.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,833.48 : 539,656 = 107,045.92 : x
  2. Step 2: Convert to fraction form
    359,833.48/539,656 = 107,045.92/x
  3. Step 3: Cross multiply
    359,833.48x = 539,656 × 107,045.92
  4. Step 4: Simplify right side
    359,833.48x = 57,767,973,003.52
  5. Step 5: Solve for x
    x = 57,767,973,003.52/359,833.48
  6. Step 6: Final answer
    x = 160,540.85

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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.