Home / 84,635.44-126,932.26-34,729.72

Finding the Fourth Proportional to 84,635.44, 126,932.26 and 34,729.72

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Solution

The fourth proportional to 84,635.44, 126,932.26 and 34,729.72 is: 52,086.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,635.44 : 126,932.26 = 34,729.72 : x
  2. Step 2: Convert to fraction form
    84,635.44/126,932.26 = 34,729.72/x
  3. Step 3: Cross multiply
    84,635.44x = 126,932.26 × 34,729.72
  4. Step 4: Simplify right side
    84,635.44x = 4,408,321,848.77
  5. Step 5: Solve for x
    x = 4,408,321,848.77/84,635.44
  6. Step 6: Final answer
    x = 52,086.00

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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.