Home / 84,635.46-126,954.60-40,253.25

Finding the Fourth Proportional to 84,635.46, 126,954.60 and 40,253.25

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Solution

The fourth proportional to 84,635.46, 126,954.60 and 40,253.25 is: 60,380.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,635.46 : 126,954.60 = 40,253.25 : x
  2. Step 2: Convert to fraction form
    84,635.46/126,954.60 = 40,253.25/x
  3. Step 3: Cross multiply
    84,635.46x = 126,954.60 × 40,253.25
  4. Step 4: Simplify right side
    84,635.46x = 5,110,335,252.45
  5. Step 5: Solve for x
    x = 5,110,335,252.45/84,635.46
  6. Step 6: Final answer
    x = 60,380.55

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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.