Home / 137,512.17-206,327.07-57,568.82

Finding the Fourth Proportional to 137,512.17, 206,327.07 and 57,568.82

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Solution

The fourth proportional to 137,512.17, 206,327.07 and 57,568.82 is: 86,377.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,512.17 : 206,327.07 = 57,568.82 : x
  2. Step 2: Convert to fraction form
    137,512.17/206,327.07 = 57,568.82/x
  3. Step 3: Cross multiply
    137,512.17x = 206,327.07 × 57,568.82
  4. Step 4: Simplify right side
    137,512.17x = 11,878,004,922.32
  5. Step 5: Solve for x
    x = 11,878,004,922.32/137,512.17
  6. Step 6: Final answer
    x = 86,377.85

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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.