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Finding the Fourth Proportional to 295,131.88, 407,301.24 and 167,819.32

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Solution

The fourth proportional to 295,131.88, 407,301.24 and 167,819.32 is: 231,601.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,131.88 : 407,301.24 = 167,819.32 : x
  2. Step 2: Convert to fraction form
    295,131.88/407,301.24 = 167,819.32/x
  3. Step 3: Cross multiply
    295,131.88x = 407,301.24 × 167,819.32
  4. Step 4: Simplify right side
    295,131.88x = 68,353,017,131.96
  5. Step 5: Solve for x
    x = 68,353,017,131.96/295,131.88
  6. Step 6: Final answer
    x = 231,601.61

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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.