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Finding the Fourth Proportional to 71,469.32, 98,546.87 and 45,593.34

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Solution

The fourth proportional to 71,469.32, 98,546.87 and 45,593.34 is: 62,867.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,469.32 : 98,546.87 = 45,593.34 : x
  2. Step 2: Convert to fraction form
    71,469.32/98,546.87 = 45,593.34/x
  3. Step 3: Cross multiply
    71,469.32x = 98,546.87 × 45,593.34
  4. Step 4: Simplify right side
    71,469.32x = 4,493,080,721.88
  5. Step 5: Solve for x
    x = 4,493,080,721.88/71,469.32
  6. Step 6: Final answer
    x = 62,867.27

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1.5x scale

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.