Home / 49,233.20-73,857.90-21,166.70

Finding the Fourth Proportional to 49,233.20, 73,857.90 and 21,166.70

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Solution

The fourth proportional to 49,233.20, 73,857.90 and 21,166.70 is: 31,753.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,233.20 : 73,857.90 = 21,166.70 : x
  2. Step 2: Convert to fraction form
    49,233.20/73,857.90 = 21,166.70/x
  3. Step 3: Cross multiply
    49,233.20x = 73,857.90 × 21,166.70
  4. Step 4: Simplify right side
    49,233.20x = 1,563,328,011.93
  5. Step 5: Solve for x
    x = 1,563,328,011.93/49,233.20
  6. Step 6: Final answer
    x = 31,753.53

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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.