Home / 48,222.97-72,299.39-20,151.04

Finding the Fourth Proportional to 48,222.97, 72,299.39 and 20,151.04

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Solution

The fourth proportional to 48,222.97, 72,299.39 and 20,151.04 is: 30,211.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,222.97 : 72,299.39 = 20,151.04 : x
  2. Step 2: Convert to fraction form
    48,222.97/72,299.39 = 20,151.04/x
  3. Step 3: Cross multiply
    48,222.97x = 72,299.39 × 20,151.04
  4. Step 4: Simplify right side
    48,222.97x = 1,456,907,437.61
  5. Step 5: Solve for x
    x = 1,456,907,437.61/48,222.97
  6. Step 6: Final answer
    x = 30,211.90

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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.