Home / 49,152.40-73,609.18-28,028.70

Finding the Fourth Proportional to 49,152.40, 73,609.18 and 28,028.70

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Solution

The fourth proportional to 49,152.40, 73,609.18 and 28,028.70 is: 41,974.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,152.40 : 73,609.18 = 28,028.70 : x
  2. Step 2: Convert to fraction form
    49,152.40/73,609.18 = 28,028.70/x
  3. Step 3: Cross multiply
    49,152.40x = 73,609.18 × 28,028.70
  4. Step 4: Simplify right side
    49,152.40x = 2,063,169,553.39
  5. Step 5: Solve for x
    x = 2,063,169,553.39/49,152.40
  6. Step 6: Final answer
    x = 41,974.95

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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.