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Finding the Fourth Proportional to 115,452.32, 173,202 and 44,372

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Solution

The fourth proportional to 115,452.32, 173,202 and 44,372 is: 66,567.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,452.32 : 173,202 = 44,372 : x
  2. Step 2: Convert to fraction form
    115,452.32/173,202 = 44,372/x
  3. Step 3: Cross multiply
    115,452.32x = 173,202 × 44,372
  4. Step 4: Simplify right side
    115,452.32x = 7,685,319,144
  5. Step 5: Solve for x
    x = 7,685,319,144/115,452.32
  6. Step 6: Final answer
    x = 66,567.04

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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.