Home / 83,945.75-125,932.29-24,787.40

Finding the Fourth Proportional to 83,945.75, 125,932.29 and 24,787.40

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Solution

The fourth proportional to 83,945.75, 125,932.29 and 24,787.40 is: 37,185.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,945.75 : 125,932.29 = 24,787.40 : x
  2. Step 2: Convert to fraction form
    83,945.75/125,932.29 = 24,787.40/x
  3. Step 3: Cross multiply
    83,945.75x = 125,932.29 × 24,787.40
  4. Step 4: Simplify right side
    83,945.75x = 3,121,533,322.53
  5. Step 5: Solve for x
    x = 3,121,533,322.53/83,945.75
  6. Step 6: Final answer
    x = 37,185.13

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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.