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Finding the Fourth Proportional to 234,952.54, 324,234.79 and 127,522.60

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Solution

The fourth proportional to 234,952.54, 324,234.79 and 127,522.60 is: 175,981.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,952.54 : 324,234.79 = 127,522.60 : x
  2. Step 2: Convert to fraction form
    234,952.54/324,234.79 = 127,522.60/x
  3. Step 3: Cross multiply
    234,952.54x = 324,234.79 × 127,522.60
  4. Step 4: Simplify right side
    234,952.54x = 41,347,262,301.86
  5. Step 5: Solve for x
    x = 41,347,262,301.86/234,952.54
  6. Step 6: Final answer
    x = 175,981.34

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1.5x scale

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.