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Finding the Fourth Proportional to 229,552.60, 316,691.88 and 132,738.64

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Solution

The fourth proportional to 229,552.60, 316,691.88 and 132,738.64 is: 183,126.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,552.60 : 316,691.88 = 132,738.64 : x
  2. Step 2: Convert to fraction form
    229,552.60/316,691.88 = 132,738.64/x
  3. Step 3: Cross multiply
    229,552.60x = 316,691.88 × 132,738.64
  4. Step 4: Simplify right side
    229,552.60x = 42,037,249,450.24
  5. Step 5: Solve for x
    x = 42,037,249,450.24/229,552.60
  6. Step 6: Final answer
    x = 183,126.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.