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Finding the Fourth Proportional to 73,334.80, 110,002.20 and 26,589.20

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Solution

The fourth proportional to 73,334.80, 110,002.20 and 26,589.20 is: 39,883.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,334.80 : 110,002.20 = 26,589.20 : x
  2. Step 2: Convert to fraction form
    73,334.80/110,002.20 = 26,589.20/x
  3. Step 3: Cross multiply
    73,334.80x = 110,002.20 × 26,589.20
  4. Step 4: Simplify right side
    73,334.80x = 2,924,870,496.24
  5. Step 5: Solve for x
    x = 2,924,870,496.24/73,334.80
  6. Step 6: Final answer
    x = 39,883.80

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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.