Home / 132,380.27-182,686.63-71,950.90

Finding the Fourth Proportional to 132,380.27, 182,686.63 and 71,950.90

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Solution

The fourth proportional to 132,380.27, 182,686.63 and 71,950.90 is: 99,293.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,380.27 : 182,686.63 = 71,950.90 : x
  2. Step 2: Convert to fraction form
    132,380.27/182,686.63 = 71,950.90/x
  3. Step 3: Cross multiply
    132,380.27x = 182,686.63 × 71,950.90
  4. Step 4: Simplify right side
    132,380.27x = 13,144,466,809.87
  5. Step 5: Solve for x
    x = 13,144,466,809.87/132,380.27
  6. Step 6: Final answer
    x = 99,293.24

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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.