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Finding the Fourth Proportional to 234,080.02, 323,028.13 and 126,647.70

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Solution

The fourth proportional to 234,080.02, 323,028.13 and 126,647.70 is: 174,772.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,080.02 : 323,028.13 = 126,647.70 : x
  2. Step 2: Convert to fraction form
    234,080.02/323,028.13 = 126,647.70/x
  3. Step 3: Cross multiply
    234,080.02x = 323,028.13 × 126,647.70
  4. Step 4: Simplify right side
    234,080.02x = 40,910,769,699.80
  5. Step 5: Solve for x
    x = 40,910,769,699.80/234,080.02
  6. Step 6: Final answer
    x = 174,772.58

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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.