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Finding the Fourth Proportional to 45,294.35, 62,505 and 25,150.64

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Solution

The fourth proportional to 45,294.35, 62,505 and 25,150.64 is: 34,707.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,294.35 : 62,505 = 25,150.64 : x
  2. Step 2: Convert to fraction form
    45,294.35/62,505 = 25,150.64/x
  3. Step 3: Cross multiply
    45,294.35x = 62,505 × 25,150.64
  4. Step 4: Simplify right side
    45,294.35x = 1,572,040,753.20
  5. Step 5: Solve for x
    x = 1,572,040,753.20/45,294.35
  6. Step 6: Final answer
    x = 34,707.22

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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.