Home / 234,137.61-323,110.89-126,707.64

Finding the Fourth Proportional to 234,137.61, 323,110.89 and 126,707.64

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Solution

The fourth proportional to 234,137.61, 323,110.89 and 126,707.64 is: 174,857.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,137.61 : 323,110.89 = 126,707.64 : x
  2. Step 2: Convert to fraction form
    234,137.61/323,110.89 = 126,707.64/x
  3. Step 3: Cross multiply
    234,137.61x = 323,110.89 × 126,707.64
  4. Step 4: Simplify right side
    234,137.61x = 40,940,618,330.20
  5. Step 5: Solve for x
    x = 40,940,618,330.20/234,137.61
  6. Step 6: Final answer
    x = 174,857.08

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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.