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Finding the Fourth Proportional to 49,891.68, 68,851.08 and 27,535.68

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Solution

The fourth proportional to 49,891.68, 68,851.08 and 27,535.68 is: 37,999.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,891.68 : 68,851.08 = 27,535.68 : x
  2. Step 2: Convert to fraction form
    49,891.68/68,851.08 = 27,535.68/x
  3. Step 3: Cross multiply
    49,891.68x = 68,851.08 × 27,535.68
  4. Step 4: Simplify right side
    49,891.68x = 1,895,861,306.53
  5. Step 5: Solve for x
    x = 1,895,861,306.53/49,891.68
  6. Step 6: Final answer
    x = 37,999.55

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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.