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Finding the Fourth Proportional to 73,926.90, 110,744.55 and 44,256.60

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Solution

The fourth proportional to 73,926.90, 110,744.55 and 44,256.60 is: 66,297.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,926.90 : 110,744.55 = 44,256.60 : x
  2. Step 2: Convert to fraction form
    73,926.90/110,744.55 = 44,256.60/x
  3. Step 3: Cross multiply
    73,926.90x = 110,744.55 × 44,256.60
  4. Step 4: Simplify right side
    73,926.90x = 4,901,177,251.53
  5. Step 5: Solve for x
    x = 4,901,177,251.53/73,926.90
  6. Step 6: Final answer
    x = 66,297.62

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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.