Home / 234,133.32-323,103.96-126,703.36

Finding the Fourth Proportional to 234,133.32, 323,103.96 and 126,703.36

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Solution

The fourth proportional to 234,133.32, 323,103.96 and 126,703.36 is: 174,850.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,133.32 : 323,103.96 = 126,703.36 : x
  2. Step 2: Convert to fraction form
    234,133.32/323,103.96 = 126,703.36/x
  3. Step 3: Cross multiply
    234,133.32x = 323,103.96 × 126,703.36
  4. Step 4: Simplify right side
    234,133.32x = 40,938,356,553.55
  5. Step 5: Solve for x
    x = 40,938,356,553.55/234,133.32
  6. Step 6: Final answer
    x = 174,850.62

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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.