Home / 66,375.42-99,329.17-41,427.15

Finding the Fourth Proportional to 66,375.42, 99,329.17 and 41,427.15

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Solution

The fourth proportional to 66,375.42, 99,329.17 and 41,427.15 is: 61,994.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,375.42 : 99,329.17 = 41,427.15 : x
  2. Step 2: Convert to fraction form
    66,375.42/99,329.17 = 41,427.15/x
  3. Step 3: Cross multiply
    66,375.42x = 99,329.17 × 41,427.15
  4. Step 4: Simplify right side
    66,375.42x = 4,114,924,424.97
  5. Step 5: Solve for x
    x = 4,114,924,424.97/66,375.42
  6. Step 6: Final answer
    x = 61,994.70

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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.