Home / 82,951.63-124,432.10-23,785.75

Finding the Fourth Proportional to 82,951.63, 124,432.10 and 23,785.75

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Solution

The fourth proportional to 82,951.63, 124,432.10 and 23,785.75 is: 35,679.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,951.63 : 124,432.10 = 23,785.75 : x
  2. Step 2: Convert to fraction form
    82,951.63/124,432.10 = 23,785.75/x
  3. Step 3: Cross multiply
    82,951.63x = 124,432.10 × 23,785.75
  4. Step 4: Simplify right side
    82,951.63x = 2,959,710,948.38
  5. Step 5: Solve for x
    x = 2,959,710,948.38/82,951.63
  6. Step 6: Final answer
    x = 35,679.96

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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.