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Finding the Fourth Proportional to 234,983.70, 324,276.48 and 127,552.86

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Solution

The fourth proportional to 234,983.70, 324,276.48 and 127,552.86 is: 176,022.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,983.70 : 324,276.48 = 127,552.86 : x
  2. Step 2: Convert to fraction form
    234,983.70/324,276.48 = 127,552.86/x
  3. Step 3: Cross multiply
    234,983.70x = 324,276.48 × 127,552.86
  4. Step 4: Simplify right side
    234,983.70x = 41,362,392,454.73
  5. Step 5: Solve for x
    x = 41,362,392,454.73/234,983.70
  6. Step 6: Final answer
    x = 176,022.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.