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Finding the Fourth Proportional to 88,414, 132,622.22 and 49,048

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Solution

The fourth proportional to 88,414, 132,622.22 and 49,048 is: 73,572.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,414 : 132,622.22 = 49,048 : x
  2. Step 2: Convert to fraction form
    88,414/132,622.22 = 49,048/x
  3. Step 3: Cross multiply
    88,414x = 132,622.22 × 49,048
  4. Step 4: Simplify right side
    88,414x = 6,504,854,646.56
  5. Step 5: Solve for x
    x = 6,504,854,646.56/88,414
  6. Step 6: Final answer
    x = 73,572.68

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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.