Home / 45,381.97-68,022.51-34,252.57

Finding the Fourth Proportional to 45,381.97, 68,022.51 and 34,252.57

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Solution

The fourth proportional to 45,381.97, 68,022.51 and 34,252.57 is: 51,340.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,381.97 : 68,022.51 = 34,252.57 : x
  2. Step 2: Convert to fraction form
    45,381.97/68,022.51 = 34,252.57/x
  3. Step 3: Cross multiply
    45,381.97x = 68,022.51 × 34,252.57
  4. Step 4: Simplify right side
    45,381.97x = 2,329,945,785.35
  5. Step 5: Solve for x
    x = 2,329,945,785.35/45,381.97
  6. Step 6: Final answer
    x = 51,340.78

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1.5x scale

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.