Home / 83,351.20-115,027.40-45,625.44

Finding the Fourth Proportional to 83,351.20, 115,027.40 and 45,625.44

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Solution

The fourth proportional to 83,351.20, 115,027.40 and 45,625.44 is: 62,964.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,351.20 : 115,027.40 = 45,625.44 : x
  2. Step 2: Convert to fraction form
    83,351.20/115,027.40 = 45,625.44/x
  3. Step 3: Cross multiply
    83,351.20x = 115,027.40 × 45,625.44
  4. Step 4: Simplify right side
    83,351.20x = 5,248,175,737.06
  5. Step 5: Solve for x
    x = 5,248,175,737.06/83,351.20
  6. Step 6: Final answer
    x = 62,964.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.