Home / 74,799.68-112,092.60-54,922.28

Finding the Fourth Proportional to 74,799.68, 112,092.60 and 54,922.28

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Solution

The fourth proportional to 74,799.68, 112,092.60 and 54,922.28 is: 82,304.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,799.68 : 112,092.60 = 54,922.28 : x
  2. Step 2: Convert to fraction form
    74,799.68/112,092.60 = 54,922.28/x
  3. Step 3: Cross multiply
    74,799.68x = 112,092.60 × 54,922.28
  4. Step 4: Simplify right side
    74,799.68x = 6,156,381,163.13
  5. Step 5: Solve for x
    x = 6,156,381,163.13/74,799.68
  6. Step 6: Final answer
    x = 82,304.91

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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.