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Finding the Fourth Proportional to 232,754.96, 321,187.56 and 137,265.68

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Solution

The fourth proportional to 232,754.96, 321,187.56 and 137,265.68 is: 189,418.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,754.96 : 321,187.56 = 137,265.68 : x
  2. Step 2: Convert to fraction form
    232,754.96/321,187.56 = 137,265.68/x
  3. Step 3: Cross multiply
    232,754.96x = 321,187.56 × 137,265.68
  4. Step 4: Simplify right side
    232,754.96x = 44,088,028,830.94
  5. Step 5: Solve for x
    x = 44,088,028,830.94/232,754.96
  6. Step 6: Final answer
    x = 189,418.21

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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.