Home / 234,143.16-323,116.38-126,713.22

Finding the Fourth Proportional to 234,143.16, 323,116.38 and 126,713.22

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Solution

The fourth proportional to 234,143.16, 323,116.38 and 126,713.22 is: 174,863.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,143.16 : 323,116.38 = 126,713.22 : x
  2. Step 2: Convert to fraction form
    234,143.16/323,116.38 = 126,713.22/x
  3. Step 3: Cross multiply
    234,143.16x = 323,116.38 × 126,713.22
  4. Step 4: Simplify right side
    234,143.16x = 40,943,116,944.54
  5. Step 5: Solve for x
    x = 40,943,116,944.54/234,143.16
  6. Step 6: Final answer
    x = 174,863.60

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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.