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Finding the Fourth Proportional to 232,620.56, 349,034.52 and 84,842

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Solution

The fourth proportional to 232,620.56, 349,034.52 and 84,842 is: 127,300.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,620.56 : 349,034.52 = 84,842 : x
  2. Step 2: Convert to fraction form
    232,620.56/349,034.52 = 84,842/x
  3. Step 3: Cross multiply
    232,620.56x = 349,034.52 × 84,842
  4. Step 4: Simplify right side
    232,620.56x = 29,612,786,745.84
  5. Step 5: Solve for x
    x = 29,612,786,745.84/232,620.56
  6. Step 6: Final answer
    x = 127,300.81

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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.