Home / 234,153.41-323,131.64-126,723.42

Finding the Fourth Proportional to 234,153.41, 323,131.64 and 126,723.42

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Solution

The fourth proportional to 234,153.41, 323,131.64 and 126,723.42 is: 174,878.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,153.41 : 323,131.64 = 126,723.42 : x
  2. Step 2: Convert to fraction form
    234,153.41/323,131.64 = 126,723.42/x
  3. Step 3: Cross multiply
    234,153.41x = 323,131.64 × 126,723.42
  4. Step 4: Simplify right side
    234,153.41x = 40,948,345,897.39
  5. Step 5: Solve for x
    x = 40,948,345,897.39/234,153.41
  6. Step 6: Final answer
    x = 174,878.29

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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.