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Finding the Fourth Proportional to 365,063.12, 547,614.04 and 112,517.08

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Solution

The fourth proportional to 365,063.12, 547,614.04 and 112,517.08 is: 168,781.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,063.12 : 547,614.04 = 112,517.08 : x
  2. Step 2: Convert to fraction form
    365,063.12/547,614.04 = 112,517.08/x
  3. Step 3: Cross multiply
    365,063.12x = 547,614.04 × 112,517.08
  4. Step 4: Simplify right side
    365,063.12x = 61,615,932,747.80
  5. Step 5: Solve for x
    x = 61,615,932,747.80/365,063.12
  6. Step 6: Final answer
    x = 168,781.59

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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.