Home / 67,718.97-93,429.18-39,037.71

Finding the Fourth Proportional to 67,718.97, 93,429.18 and 39,037.71

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Solution

The fourth proportional to 67,718.97, 93,429.18 and 39,037.71 is: 53,858.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,718.97 : 93,429.18 = 39,037.71 : x
  2. Step 2: Convert to fraction form
    67,718.97/93,429.18 = 39,037.71/x
  3. Step 3: Cross multiply
    67,718.97x = 93,429.18 × 39,037.71
  4. Step 4: Simplify right side
    67,718.97x = 3,647,261,234.38
  5. Step 5: Solve for x
    x = 3,647,261,234.38/67,718.97
  6. Step 6: Final answer
    x = 53,858.78

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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.