Home / 234,155.89-323,135.10-126,725.94

Finding the Fourth Proportional to 234,155.89, 323,135.10 and 126,725.94

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Solution

The fourth proportional to 234,155.89, 323,135.10 and 126,725.94 is: 174,881.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,155.89 : 323,135.10 = 126,725.94 : x
  2. Step 2: Convert to fraction form
    234,155.89/323,135.10 = 126,725.94/x
  3. Step 3: Cross multiply
    234,155.89x = 323,135.10 × 126,725.94
  4. Step 4: Simplify right side
    234,155.89x = 40,949,599,294.49
  5. Step 5: Solve for x
    x = 40,949,599,294.49/234,155.89
  6. Step 6: Final answer
    x = 174,881.78

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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.