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Finding the Fourth Proportional to 234,263.70, 323,279.99 and 126,832.86

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Solution

The fourth proportional to 234,263.70, 323,279.99 and 126,832.86 is: 175,027.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,263.70 : 323,279.99 = 126,832.86 : x
  2. Step 2: Convert to fraction form
    234,263.70/323,279.99 = 126,832.86/x
  3. Step 3: Cross multiply
    234,263.70x = 323,279.99 × 126,832.86
  4. Step 4: Simplify right side
    234,263.70x = 41,002,525,712.47
  5. Step 5: Solve for x
    x = 41,002,525,712.47/234,263.70
  6. Step 6: Final answer
    x = 175,027.23

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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.