Home / 232,519.31-348,643.21-90,198.28

Finding the Fourth Proportional to 232,519.31, 348,643.21 and 90,198.28

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Solution

The fourth proportional to 232,519.31, 348,643.21 and 90,198.28 is: 135,244.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,519.31 : 348,643.21 = 90,198.28 : x
  2. Step 2: Convert to fraction form
    232,519.31/348,643.21 = 90,198.28/x
  3. Step 3: Cross multiply
    232,519.31x = 348,643.21 × 90,198.28
  4. Step 4: Simplify right side
    232,519.31x = 31,447,016,778.58
  5. Step 5: Solve for x
    x = 31,447,016,778.58/232,519.31
  6. Step 6: Final answer
    x = 135,244.76

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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.