Home / 132,380.92-182,686.76-71,951.58

Finding the Fourth Proportional to 132,380.92, 182,686.76 and 71,951.58

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Solution

The fourth proportional to 132,380.92, 182,686.76 and 71,951.58 is: 99,293.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,380.92 : 182,686.76 = 71,951.58 : x
  2. Step 2: Convert to fraction form
    132,380.92/182,686.76 = 71,951.58/x
  3. Step 3: Cross multiply
    132,380.92x = 182,686.76 × 71,951.58
  4. Step 4: Simplify right side
    132,380.92x = 13,144,601,027.08
  5. Step 5: Solve for x
    x = 13,144,601,027.08/132,380.92
  6. Step 6: Final answer
    x = 99,293.77

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1.5x scale

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.