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Finding the Fourth Proportional to 167,265.18, 230,819.19 and 100,234.14

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Solution

The fourth proportional to 167,265.18, 230,819.19 and 100,234.14 is: 138,319.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,265.18 : 230,819.19 = 100,234.14 : x
  2. Step 2: Convert to fraction form
    167,265.18/230,819.19 = 100,234.14/x
  3. Step 3: Cross multiply
    167,265.18x = 230,819.19 × 100,234.14
  4. Step 4: Simplify right side
    167,265.18x = 23,135,963,005.15
  5. Step 5: Solve for x
    x = 23,135,963,005.15/167,265.18
  6. Step 6: Final answer
    x = 138,319.06

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1.5x scale

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.