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Finding the Fourth Proportional to 83,179.74, 114,793.49 and 46,890.12

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Solution

The fourth proportional to 83,179.74, 114,793.49 and 46,890.12 is: 64,711.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,179.74 : 114,793.49 = 46,890.12 : x
  2. Step 2: Convert to fraction form
    83,179.74/114,793.49 = 46,890.12/x
  3. Step 3: Cross multiply
    83,179.74x = 114,793.49 × 46,890.12
  4. Step 4: Simplify right side
    83,179.74x = 5,382,680,286.87
  5. Step 5: Solve for x
    x = 5,382,680,286.87/83,179.74
  6. Step 6: Final answer
    x = 64,711.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.