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Finding the Fourth Proportional to 448,084.14, 672,126.22 and 132,516.48

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Solution

The fourth proportional to 448,084.14, 672,126.22 and 132,516.48 is: 198,774.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,084.14 : 672,126.22 = 132,516.48 : x
  2. Step 2: Convert to fraction form
    448,084.14/672,126.22 = 132,516.48/x
  3. Step 3: Cross multiply
    448,084.14x = 672,126.22 × 132,516.48
  4. Step 4: Simplify right side
    448,084.14x = 89,067,800,790.11
  5. Step 5: Solve for x
    x = 89,067,800,790.11/448,084.14
  6. Step 6: Final answer
    x = 198,774.72

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Similar ratio
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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.