Home / 82,757.26-124,025.19-30,116.98

Finding the Fourth Proportional to 82,757.26, 124,025.19 and 30,116.98

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Solution

The fourth proportional to 82,757.26, 124,025.19 and 30,116.98 is: 45,135.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,757.26 : 124,025.19 = 30,116.98 : x
  2. Step 2: Convert to fraction form
    82,757.26/124,025.19 = 30,116.98/x
  3. Step 3: Cross multiply
    82,757.26x = 124,025.19 × 30,116.98
  4. Step 4: Simplify right side
    82,757.26x = 3,735,264,166.73
  5. Step 5: Solve for x
    x = 3,735,264,166.73/82,757.26
  6. Step 6: Final answer
    x = 45,135.18

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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.