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Finding the Fourth Proportional to 82,948.88, 124,474.92 and 33,700.88

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Solution

The fourth proportional to 82,948.88, 124,474.92 and 33,700.88 is: 50,572.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,948.88 : 124,474.92 = 33,700.88 : x
  2. Step 2: Convert to fraction form
    82,948.88/124,474.92 = 33,700.88/x
  3. Step 3: Cross multiply
    82,948.88x = 124,474.92 × 33,700.88
  4. Step 4: Simplify right side
    82,948.88x = 4,194,914,341.93
  5. Step 5: Solve for x
    x = 4,194,914,341.93/82,948.88
  6. Step 6: Final answer
    x = 50,572.28

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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.