Home / 234,143.11-323,118.06-126,713.92

Finding the Fourth Proportional to 234,143.11, 323,118.06 and 126,713.92

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Solution

The fourth proportional to 234,143.11, 323,118.06 and 126,713.92 is: 174,865.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,143.11 : 323,118.06 = 126,713.92 : x
  2. Step 2: Convert to fraction form
    234,143.11/323,118.06 = 126,713.92/x
  3. Step 3: Cross multiply
    234,143.11x = 323,118.06 × 126,713.92
  4. Step 4: Simplify right side
    234,143.11x = 40,943,556,005.40
  5. Step 5: Solve for x
    x = 40,943,556,005.40/234,143.11
  6. Step 6: Final answer
    x = 174,865.52

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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.