Home / 83,146.24-124,761.08-38,776.48

Finding the Fourth Proportional to 83,146.24, 124,761.08 and 38,776.48

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Solution

The fourth proportional to 83,146.24, 124,761.08 and 38,776.48 is: 58,184.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,146.24 : 124,761.08 = 38,776.48 : x
  2. Step 2: Convert to fraction form
    83,146.24/124,761.08 = 38,776.48/x
  3. Step 3: Cross multiply
    83,146.24x = 124,761.08 × 38,776.48
  4. Step 4: Simplify right side
    83,146.24x = 4,837,795,523.40
  5. Step 5: Solve for x
    x = 4,837,795,523.40/83,146.24
  6. Step 6: Final answer
    x = 58,184.18

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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.