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Finding the Fourth Proportional to 71,241.60, 98,304.84 and 41,036.76

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Solution

The fourth proportional to 71,241.60, 98,304.84 and 41,036.76 is: 56,625.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,241.60 : 98,304.84 = 41,036.76 : x
  2. Step 2: Convert to fraction form
    71,241.60/98,304.84 = 41,036.76/x
  3. Step 3: Cross multiply
    71,241.60x = 98,304.84 × 41,036.76
  4. Step 4: Simplify right side
    71,241.60x = 4,034,112,125.92
  5. Step 5: Solve for x
    x = 4,034,112,125.92/71,241.60
  6. Step 6: Final answer
    x = 56,625.79

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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.