Home / 82,634.16-124,002.12-32,705.76

Finding the Fourth Proportional to 82,634.16, 124,002.12 and 32,705.76

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Solution

The fourth proportional to 82,634.16, 124,002.12 and 32,705.76 is: 49,078.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,634.16 : 124,002.12 = 32,705.76 : x
  2. Step 2: Convert to fraction form
    82,634.16/124,002.12 = 32,705.76/x
  3. Step 3: Cross multiply
    82,634.16x = 124,002.12 × 32,705.76
  4. Step 4: Simplify right side
    82,634.16x = 4,055,583,576.21
  5. Step 5: Solve for x
    x = 4,055,583,576.21/82,634.16
  6. Step 6: Final answer
    x = 49,078.78

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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.