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Finding the Fourth Proportional to 232,556, 348,886 and 84,812

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Solution

The fourth proportional to 232,556, 348,886 and 84,812 is: 127,236.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,556 : 348,886 = 84,812 : x
  2. Step 2: Convert to fraction form
    232,556/348,886 = 84,812/x
  3. Step 3: Cross multiply
    232,556x = 348,886 × 84,812
  4. Step 4: Simplify right side
    232,556x = 29,589,719,432
  5. Step 5: Solve for x
    x = 29,589,719,432/232,556
  6. Step 6: Final answer
    x = 127,236.96

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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.