Home / 132,565.12-182,934.48-75,937.12

Finding the Fourth Proportional to 132,565.12, 182,934.48 and 75,937.12

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Solution

The fourth proportional to 132,565.12, 182,934.48 and 75,937.12 is: 104,790.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,565.12 : 182,934.48 = 75,937.12 : x
  2. Step 2: Convert to fraction form
    132,565.12/182,934.48 = 75,937.12/x
  3. Step 3: Cross multiply
    132,565.12x = 182,934.48 × 75,937.12
  4. Step 4: Simplify right side
    132,565.12x = 13,891,517,559.90
  5. Step 5: Solve for x
    x = 13,891,517,559.90/132,565.12
  6. Step 6: Final answer
    x = 104,790.14

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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.