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Finding the Fourth Proportional to 224,566.30, 336,902.54 and 72,763.12

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Solution

The fourth proportional to 224,566.30, 336,902.54 and 72,763.12 is: 109,161.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,566.30 : 336,902.54 = 72,763.12 : x
  2. Step 2: Convert to fraction form
    224,566.30/336,902.54 = 72,763.12/x
  3. Step 3: Cross multiply
    224,566.30x = 336,902.54 × 72,763.12
  4. Step 4: Simplify right side
    224,566.30x = 24,514,080,208.28
  5. Step 5: Solve for x
    x = 24,514,080,208.28/224,566.30
  6. Step 6: Final answer
    x = 109,161.88

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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.