Home / 137,919.88-206,712.60-62,937.28

Finding the Fourth Proportional to 137,919.88, 206,712.60 and 62,937.28

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Solution

The fourth proportional to 137,919.88, 206,712.60 and 62,937.28 is: 94,329.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,919.88 : 206,712.60 = 62,937.28 : x
  2. Step 2: Convert to fraction form
    137,919.88/206,712.60 = 62,937.28/x
  3. Step 3: Cross multiply
    137,919.88x = 206,712.60 × 62,937.28
  4. Step 4: Simplify right side
    137,919.88x = 13,009,928,785.73
  5. Step 5: Solve for x
    x = 13,009,928,785.73/137,919.88
  6. Step 6: Final answer
    x = 94,329.61

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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.