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Finding the Fourth Proportional to 234,053.67, 322,993.24 and 126,623.73

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Solution

The fourth proportional to 234,053.67, 322,993.24 and 126,623.73 is: 174,740.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,053.67 : 322,993.24 = 126,623.73 : x
  2. Step 2: Convert to fraction form
    234,053.67/322,993.24 = 126,623.73/x
  3. Step 3: Cross multiply
    234,053.67x = 322,993.24 × 126,623.73
  4. Step 4: Simplify right side
    234,053.67x = 40,898,609,708.25
  5. Step 5: Solve for x
    x = 40,898,609,708.25/234,053.67
  6. Step 6: Final answer
    x = 174,740.30

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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.