Home / 83,844.12-125,729.22-44,392.02

Finding the Fourth Proportional to 83,844.12, 125,729.22 and 44,392.02

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Solution

The fourth proportional to 83,844.12, 125,729.22 and 44,392.02 is: 66,568.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,844.12 : 125,729.22 = 44,392.02 : x
  2. Step 2: Convert to fraction form
    83,844.12/125,729.22 = 44,392.02/x
  3. Step 3: Cross multiply
    83,844.12x = 125,729.22 × 44,392.02
  4. Step 4: Simplify right side
    83,844.12x = 5,581,374,048.82
  5. Step 5: Solve for x
    x = 5,581,374,048.82/83,844.12
  6. Step 6: Final answer
    x = 66,568.46

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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.