Home / 83,141.20-124,712.52-23,977

Finding the Fourth Proportional to 83,141.20, 124,712.52 and 23,977

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Solution

The fourth proportional to 83,141.20, 124,712.52 and 23,977 is: 35,965.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,141.20 : 124,712.52 = 23,977 : x
  2. Step 2: Convert to fraction form
    83,141.20/124,712.52 = 23,977/x
  3. Step 3: Cross multiply
    83,141.20x = 124,712.52 × 23,977
  4. Step 4: Simplify right side
    83,141.20x = 2,990,232,092.04
  5. Step 5: Solve for x
    x = 2,990,232,092.04/83,141.20
  6. Step 6: Final answer
    x = 35,965.71

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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.