Home / 134,734.46-202,043.23-71,540.82

Finding the Fourth Proportional to 134,734.46, 202,043.23 and 71,540.82

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Solution

The fourth proportional to 134,734.46, 202,043.23 and 71,540.82 is: 107,280.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,734.46 : 202,043.23 = 71,540.82 : x
  2. Step 2: Convert to fraction form
    134,734.46/202,043.23 = 71,540.82/x
  3. Step 3: Cross multiply
    134,734.46x = 202,043.23 × 71,540.82
  4. Step 4: Simplify right side
    134,734.46x = 14,454,338,170.80
  5. Step 5: Solve for x
    x = 14,454,338,170.80/134,734.46
  6. Step 6: Final answer
    x = 107,280.19

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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.