Home / 234,425.10-323,507.43-126,994.80

Finding the Fourth Proportional to 234,425.10, 323,507.43 and 126,994.80

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Solution

The fourth proportional to 234,425.10, 323,507.43 and 126,994.80 is: 175,253.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,425.10 : 323,507.43 = 126,994.80 : x
  2. Step 2: Convert to fraction form
    234,425.10/323,507.43 = 126,994.80/x
  3. Step 3: Cross multiply
    234,425.10x = 323,507.43 × 126,994.80
  4. Step 4: Simplify right side
    234,425.10x = 41,083,761,371.36
  5. Step 5: Solve for x
    x = 41,083,761,371.36/234,425.10
  6. Step 6: Final answer
    x = 175,253.25

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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.