Home / 234,267.12-323,288.80-126,837.20

Finding the Fourth Proportional to 234,267.12, 323,288.80 and 126,837.20

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Solution

The fourth proportional to 234,267.12, 323,288.80 and 126,837.20 is: 175,035.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,267.12 : 323,288.80 = 126,837.20 : x
  2. Step 2: Convert to fraction form
    234,267.12/323,288.80 = 126,837.20/x
  3. Step 3: Cross multiply
    234,267.12x = 323,288.80 × 126,837.20
  4. Step 4: Simplify right side
    234,267.12x = 41,005,046,183.36
  5. Step 5: Solve for x
    x = 41,005,046,183.36/234,267.12
  6. Step 6: Final answer
    x = 175,035.43

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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.