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Finding the Fourth Proportional to 53,718.60, 80,577.90 and 41,301.30

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Solution

The fourth proportional to 53,718.60, 80,577.90 and 41,301.30 is: 61,951.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,718.60 : 80,577.90 = 41,301.30 : x
  2. Step 2: Convert to fraction form
    53,718.60/80,577.90 = 41,301.30/x
  3. Step 3: Cross multiply
    53,718.60x = 80,577.90 × 41,301.30
  4. Step 4: Simplify right side
    53,718.60x = 3,327,972,021.27
  5. Step 5: Solve for x
    x = 3,327,972,021.27/53,718.60
  6. Step 6: Final answer
    x = 61,951.95

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.