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Finding the Fourth Proportional to 73,197.53, 109,807.22 and 23,279.25

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Solution

The fourth proportional to 73,197.53, 109,807.22 and 23,279.25 is: 34,922.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,197.53 : 109,807.22 = 23,279.25 : x
  2. Step 2: Convert to fraction form
    73,197.53/109,807.22 = 23,279.25/x
  3. Step 3: Cross multiply
    73,197.53x = 109,807.22 × 23,279.25
  4. Step 4: Simplify right side
    73,197.53x = 2,556,229,609.79
  5. Step 5: Solve for x
    x = 2,556,229,609.79/73,197.53
  6. Step 6: Final answer
    x = 34,922.35

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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.