Home / 132,127.38-198,191.16-38,633.22

Finding the Fourth Proportional to 132,127.38, 198,191.16 and 38,633.22

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Solution

The fourth proportional to 132,127.38, 198,191.16 and 38,633.22 is: 57,949.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,127.38 : 198,191.16 = 38,633.22 : x
  2. Step 2: Convert to fraction form
    132,127.38/198,191.16 = 38,633.22/x
  3. Step 3: Cross multiply
    132,127.38x = 198,191.16 × 38,633.22
  4. Step 4: Simplify right side
    132,127.38x = 7,656,762,686.34
  5. Step 5: Solve for x
    x = 7,656,762,686.34/132,127.38
  6. Step 6: Final answer
    x = 57,949.86

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1.5x scale

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.