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Finding the Fourth Proportional to 71,593.03, 98,792.60 and 41,380.31

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Solution

The fourth proportional to 71,593.03, 98,792.60 and 41,380.31 is: 57,101.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,593.03 : 98,792.60 = 41,380.31 : x
  2. Step 2: Convert to fraction form
    71,593.03/98,792.60 = 41,380.31/x
  3. Step 3: Cross multiply
    71,593.03x = 98,792.60 × 41,380.31
  4. Step 4: Simplify right side
    71,593.03x = 4,088,067,712.84
  5. Step 5: Solve for x
    x = 4,088,067,712.84/71,593.03
  6. Step 6: Final answer
    x = 57,101.48

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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.