Home / 234,322.57-323,365.32-126,892.72

Finding the Fourth Proportional to 234,322.57, 323,365.32 and 126,892.72

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Solution

The fourth proportional to 234,322.57, 323,365.32 and 126,892.72 is: 175,112.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,322.57 : 323,365.32 = 126,892.72 : x
  2. Step 2: Convert to fraction form
    234,322.57/323,365.32 = 126,892.72/x
  3. Step 3: Cross multiply
    234,322.57x = 323,365.32 × 126,892.72
  4. Step 4: Simplify right side
    234,322.57x = 41,032,702,757.18
  5. Step 5: Solve for x
    x = 41,032,702,757.18/234,322.57
  6. Step 6: Final answer
    x = 175,112.04

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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.