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Finding the Fourth Proportional to 234,253.76, 323,272.72 and 126,826.04

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Solution

The fourth proportional to 234,253.76, 323,272.72 and 126,826.04 is: 175,021.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,253.76 : 323,272.72 = 126,826.04 : x
  2. Step 2: Convert to fraction form
    234,253.76/323,272.72 = 126,826.04/x
  3. Step 3: Cross multiply
    234,253.76x = 323,272.72 × 126,826.04
  4. Step 4: Simplify right side
    234,253.76x = 40,999,398,917.63
  5. Step 5: Solve for x
    x = 40,999,398,917.63/234,253.76
  6. Step 6: Final answer
    x = 175,021.31

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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.