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Finding the Fourth Proportional to 71,347.96, 98,451.96 and 41,133.04

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Solution

The fourth proportional to 71,347.96, 98,451.96 and 41,133.04 is: 56,758.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,347.96 : 98,451.96 = 41,133.04 : x
  2. Step 2: Convert to fraction form
    71,347.96/98,451.96 = 41,133.04/x
  3. Step 3: Cross multiply
    71,347.96x = 98,451.96 × 41,133.04
  4. Step 4: Simplify right side
    71,347.96x = 4,049,628,408.76
  5. Step 5: Solve for x
    x = 4,049,628,408.76/71,347.96
  6. Step 6: Final answer
    x = 56,758.85

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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.