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Finding the Fourth Proportional to 74,338.60, 102,540.61 and 44,102.52

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Solution

The fourth proportional to 74,338.60, 102,540.61 and 44,102.52 is: 60,833.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,338.60 : 102,540.61 = 44,102.52 : x
  2. Step 2: Convert to fraction form
    74,338.60/102,540.61 = 44,102.52/x
  3. Step 3: Cross multiply
    74,338.60x = 102,540.61 × 44,102.52
  4. Step 4: Simplify right side
    74,338.60x = 4,522,298,808.55
  5. Step 5: Solve for x
    x = 4,522,298,808.55/74,338.60
  6. Step 6: Final answer
    x = 60,833.79

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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.