Home / 137,715.80-206,546.49-37,850.22

Finding the Fourth Proportional to 137,715.80, 206,546.49 and 37,850.22

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Solution

The fourth proportional to 137,715.80, 206,546.49 and 37,850.22 is: 56,767.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,715.80 : 206,546.49 = 37,850.22 : x
  2. Step 2: Convert to fraction form
    137,715.80/206,546.49 = 37,850.22/x
  3. Step 3: Cross multiply
    137,715.80x = 206,546.49 × 37,850.22
  4. Step 4: Simplify right side
    137,715.80x = 7,817,830,086.73
  5. Step 5: Solve for x
    x = 7,817,830,086.73/137,715.80
  6. Step 6: Final answer
    x = 56,767.85

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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.