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Finding the Fourth Proportional to 71,092.98, 106,599.78 and 44,741.25

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Solution

The fourth proportional to 71,092.98, 106,599.78 and 44,741.25 is: 67,086.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,092.98 : 106,599.78 = 44,741.25 : x
  2. Step 2: Convert to fraction form
    71,092.98/106,599.78 = 44,741.25/x
  3. Step 3: Cross multiply
    71,092.98x = 106,599.78 × 44,741.25
  4. Step 4: Simplify right side
    71,092.98x = 4,769,407,406.93
  5. Step 5: Solve for x
    x = 4,769,407,406.93/71,092.98
  6. Step 6: Final answer
    x = 67,086.90

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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.