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Finding the Fourth Proportional to 44,751.70, 61,755.12 and 25,889.20

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Solution

The fourth proportional to 44,751.70, 61,755.12 and 25,889.20 is: 35,725.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,751.70 : 61,755.12 = 25,889.20 : x
  2. Step 2: Convert to fraction form
    44,751.70/61,755.12 = 25,889.20/x
  3. Step 3: Cross multiply
    44,751.70x = 61,755.12 × 25,889.20
  4. Step 4: Simplify right side
    44,751.70x = 1,598,790,652.70
  5. Step 5: Solve for x
    x = 1,598,790,652.70/44,751.70
  6. Step 6: Final answer
    x = 35,725.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.