Home / 147,169.73-220,758.92-40,555.30

Finding the Fourth Proportional to 147,169.73, 220,758.92 and 40,555.30

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Solution

The fourth proportional to 147,169.73, 220,758.92 and 40,555.30 is: 60,834.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,169.73 : 220,758.92 = 40,555.30 : x
  2. Step 2: Convert to fraction form
    147,169.73/220,758.92 = 40,555.30/x
  3. Step 3: Cross multiply
    147,169.73x = 220,758.92 × 40,555.30
  4. Step 4: Simplify right side
    147,169.73x = 8,952,944,039.61
  5. Step 5: Solve for x
    x = 8,952,944,039.61/147,169.73
  6. Step 6: Final answer
    x = 60,834.14

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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.