Home / 132,296.68-182,035.92-129,147.40

Finding the Fourth Proportional to 132,296.68, 182,035.92 and 129,147.40

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Solution

The fourth proportional to 132,296.68, 182,035.92 and 129,147.40 is: 177,702.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,296.68 : 182,035.92 = 129,147.40 : x
  2. Step 2: Convert to fraction form
    132,296.68/182,035.92 = 129,147.40/x
  3. Step 3: Cross multiply
    132,296.68x = 182,035.92 × 129,147.40
  4. Step 4: Simplify right side
    132,296.68x = 23,509,465,774.61
  5. Step 5: Solve for x
    x = 23,509,465,774.61/132,296.68
  6. Step 6: Final answer
    x = 177,702.61

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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.