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Finding the Fourth Proportional to 239,817.54, 359,761.84 and 79,841.22

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Solution

The fourth proportional to 239,817.54, 359,761.84 and 79,841.22 is: 119,773.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,817.54 : 359,761.84 = 79,841.22 : x
  2. Step 2: Convert to fraction form
    239,817.54/359,761.84 = 79,841.22/x
  3. Step 3: Cross multiply
    239,817.54x = 359,761.84 × 79,841.22
  4. Step 4: Simplify right side
    239,817.54x = 28,723,824,414.65
  5. Step 5: Solve for x
    x = 28,723,824,414.65/239,817.54
  6. Step 6: Final answer
    x = 119,773.66

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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.