Home / 234,322.32-323,365.11-126,892.54

Finding the Fourth Proportional to 234,322.32, 323,365.11 and 126,892.54

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Solution

The fourth proportional to 234,322.32, 323,365.11 and 126,892.54 is: 175,111.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,322.32 : 323,365.11 = 126,892.54 : x
  2. Step 2: Convert to fraction form
    234,322.32/323,365.11 = 126,892.54/x
  3. Step 3: Cross multiply
    234,322.32x = 323,365.11 × 126,892.54
  4. Step 4: Simplify right side
    234,322.32x = 41,032,618,538.45
  5. Step 5: Solve for x
    x = 41,032,618,538.45/234,322.32
  6. Step 6: Final answer
    x = 175,111.87

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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.