Home / 132,191.20-182,426.08-71,761.84

Finding the Fourth Proportional to 132,191.20, 182,426.08 and 71,761.84

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Solution

The fourth proportional to 132,191.20, 182,426.08 and 71,761.84 is: 99,032.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,191.20 : 182,426.08 = 71,761.84 : x
  2. Step 2: Convert to fraction form
    132,191.20/182,426.08 = 71,761.84/x
  3. Step 3: Cross multiply
    132,191.20x = 182,426.08 × 71,761.84
  4. Step 4: Simplify right side
    132,191.20x = 13,091,231,488.19
  5. Step 5: Solve for x
    x = 13,091,231,488.19/132,191.20
  6. Step 6: Final answer
    x = 99,032.55

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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.