Home / 113,351.00-169,793.15-66,490.88

Finding the Fourth Proportional to 113,351.00, 169,793.15 and 66,490.88

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Solution

The fourth proportional to 113,351.00, 169,793.15 and 66,490.88 is: 99,599.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,351.00 : 169,793.15 = 66,490.88 : x
  2. Step 2: Convert to fraction form
    113,351.00/169,793.15 = 66,490.88/x
  3. Step 3: Cross multiply
    113,351.00x = 169,793.15 × 66,490.88
  4. Step 4: Simplify right side
    113,351.00x = 11,289,694,780.05
  5. Step 5: Solve for x
    x = 11,289,694,780.05/113,351.00
  6. Step 6: Final answer
    x = 99,599.43

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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.