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Finding the Fourth Proportional to 79,232.43, 118,805.72 and 34,807.17

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Solution

The fourth proportional to 79,232.43, 118,805.72 and 34,807.17 is: 52,191.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,232.43 : 118,805.72 = 34,807.17 : x
  2. Step 2: Convert to fraction form
    79,232.43/118,805.72 = 34,807.17/x
  3. Step 3: Cross multiply
    79,232.43x = 118,805.72 × 34,807.17
  4. Step 4: Simplify right side
    79,232.43x = 4,135,290,718.98
  5. Step 5: Solve for x
    x = 4,135,290,718.98/79,232.43
  6. Step 6: Final answer
    x = 52,191.90

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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.