Home / 234,301.85-323,336.10-126,872.20

Finding the Fourth Proportional to 234,301.85, 323,336.10 and 126,872.20

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Solution

The fourth proportional to 234,301.85, 323,336.10 and 126,872.20 is: 175,083.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,301.85 : 323,336.10 = 126,872.20 : x
  2. Step 2: Convert to fraction form
    234,301.85/323,336.10 = 126,872.20/x
  3. Step 3: Cross multiply
    234,301.85x = 323,336.10 × 126,872.20
  4. Step 4: Simplify right side
    234,301.85x = 41,022,362,346.42
  5. Step 5: Solve for x
    x = 41,022,362,346.42/234,301.85
  6. Step 6: Final answer
    x = 175,083.39

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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.