Home / 232,164.78-348,138.47-82,401.75

Finding the Fourth Proportional to 232,164.78, 348,138.47 and 82,401.75

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Solution

The fourth proportional to 232,164.78, 348,138.47 and 82,401.75 is: 123,564.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,164.78 : 348,138.47 = 82,401.75 : x
  2. Step 2: Convert to fraction form
    232,164.78/348,138.47 = 82,401.75/x
  3. Step 3: Cross multiply
    232,164.78x = 348,138.47 × 82,401.75
  4. Step 4: Simplify right side
    232,164.78x = 28,687,219,376.33
  5. Step 5: Solve for x
    x = 28,687,219,376.33/232,164.78
  6. Step 6: Final answer
    x = 123,564.05

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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.