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Finding the Fourth Proportional to 66,958.85, 100,444.17 and 24,839.39

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Solution

The fourth proportional to 66,958.85, 100,444.17 and 24,839.39 is: 37,261.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,958.85 : 100,444.17 = 24,839.39 : x
  2. Step 2: Convert to fraction form
    66,958.85/100,444.17 = 24,839.39/x
  3. Step 3: Cross multiply
    66,958.85x = 100,444.17 × 24,839.39
  4. Step 4: Simplify right side
    66,958.85x = 2,494,972,256.11
  5. Step 5: Solve for x
    x = 2,494,972,256.11/66,958.85
  6. Step 6: Final answer
    x = 37,261.28

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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.