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Finding the Fourth Proportional to 230,351.96, 345,445.31 and 88,237.19

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Solution

The fourth proportional to 230,351.96, 345,445.31 and 88,237.19 is: 132,324.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,351.96 : 345,445.31 = 88,237.19 : x
  2. Step 2: Convert to fraction form
    230,351.96/345,445.31 = 88,237.19/x
  3. Step 3: Cross multiply
    230,351.96x = 345,445.31 × 88,237.19
  4. Step 4: Simplify right side
    230,351.96x = 30,481,121,284.67
  5. Step 5: Solve for x
    x = 30,481,121,284.67/230,351.96
  6. Step 6: Final answer
    x = 132,324.13

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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.