Home / 66,408.04-99,641.22-35,245.72

Finding the Fourth Proportional to 66,408.04, 99,641.22 and 35,245.72

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Solution

The fourth proportional to 66,408.04, 99,641.22 and 35,245.72 is: 52,884.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,408.04 : 99,641.22 = 35,245.72 : x
  2. Step 2: Convert to fraction form
    66,408.04/99,641.22 = 35,245.72/x
  3. Step 3: Cross multiply
    66,408.04x = 99,641.22 × 35,245.72
  4. Step 4: Simplify right side
    66,408.04x = 3,511,926,540.58
  5. Step 5: Solve for x
    x = 3,511,926,540.58/66,408.04
  6. Step 6: Final answer
    x = 52,884.06

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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.