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Finding the Fourth Proportional to 65,996.44, 98,939.03 and 44,877.31

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Solution

The fourth proportional to 65,996.44, 98,939.03 and 44,877.31 is: 67,278.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,996.44 : 98,939.03 = 44,877.31 : x
  2. Step 2: Convert to fraction form
    65,996.44/98,939.03 = 44,877.31/x
  3. Step 3: Cross multiply
    65,996.44x = 98,939.03 × 44,877.31
  4. Step 4: Simplify right side
    65,996.44x = 4,440,117,520.41
  5. Step 5: Solve for x
    x = 4,440,117,520.41/65,996.44
  6. Step 6: Final answer
    x = 67,278.14

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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.