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Finding the Fourth Proportional to 44,147.25, 65,805 and 40,604.31

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Solution

The fourth proportional to 44,147.25, 65,805 and 40,604.31 is: 60,523.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,147.25 : 65,805 = 40,604.31 : x
  2. Step 2: Convert to fraction form
    44,147.25/65,805 = 40,604.31/x
  3. Step 3: Cross multiply
    44,147.25x = 65,805 × 40,604.31
  4. Step 4: Simplify right side
    44,147.25x = 2,671,966,619.55
  5. Step 5: Solve for x
    x = 2,671,966,619.55/44,147.25
  6. Step 6: Final answer
    x = 60,523.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.