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Finding the Fourth Proportional to 232,682.52, 349,023.76 and 66,470.52

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Solution

The fourth proportional to 232,682.52, 349,023.76 and 66,470.52 is: 99,705.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,682.52 : 349,023.76 = 66,470.52 : x
  2. Step 2: Convert to fraction form
    232,682.52/349,023.76 = 66,470.52/x
  3. Step 3: Cross multiply
    232,682.52x = 349,023.76 × 66,470.52
  4. Step 4: Simplify right side
    232,682.52x = 23,199,790,819.56
  5. Step 5: Solve for x
    x = 23,199,790,819.56/232,682.52
  6. Step 6: Final answer
    x = 99,705.77

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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.