Home / 68,949.14-95,160.89-64,446.65

Finding the Fourth Proportional to 68,949.14, 95,160.89 and 64,446.65

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Solution

The fourth proportional to 68,949.14, 95,160.89 and 64,446.65 is: 88,946.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,949.14 : 95,160.89 = 64,446.65 : x
  2. Step 2: Convert to fraction form
    68,949.14/95,160.89 = 64,446.65/x
  3. Step 3: Cross multiply
    68,949.14x = 95,160.89 × 64,446.65
  4. Step 4: Simplify right side
    68,949.14x = 6,132,799,773.48
  5. Step 5: Solve for x
    x = 6,132,799,773.48/68,949.14
  6. Step 6: Final answer
    x = 88,946.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.