Home / 132,082.14-182,225.52-86,784.52

Finding the Fourth Proportional to 132,082.14, 182,225.52 and 86,784.52

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Solution

The fourth proportional to 132,082.14, 182,225.52 and 86,784.52 is: 119,731.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,082.14 : 182,225.52 = 86,784.52 : x
  2. Step 2: Convert to fraction form
    132,082.14/182,225.52 = 86,784.52/x
  3. Step 3: Cross multiply
    132,082.14x = 182,225.52 × 86,784.52
  4. Step 4: Simplify right side
    132,082.14x = 15,814,354,284.95
  5. Step 5: Solve for x
    x = 15,814,354,284.95/132,082.14
  6. Step 6: Final answer
    x = 119,731.21

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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.