Home / 234,179.01-323,174.86-143,517.46

Finding the Fourth Proportional to 234,179.01, 323,174.86 and 143,517.46

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Solution

The fourth proportional to 234,179.01, 323,174.86 and 143,517.46 is: 198,058.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,179.01 : 323,174.86 = 143,517.46 : x
  2. Step 2: Convert to fraction form
    234,179.01/323,174.86 = 143,517.46/x
  3. Step 3: Cross multiply
    234,179.01x = 323,174.86 × 143,517.46
  4. Step 4: Simplify right side
    234,179.01x = 46,381,233,876.32
  5. Step 5: Solve for x
    x = 46,381,233,876.32/234,179.01
  6. Step 6: Final answer
    x = 198,058.89

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1.5x scale

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.