Home / 234,211.92-323,213.56-126,782.04

Finding the Fourth Proportional to 234,211.92, 323,213.56 and 126,782.04

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Solution

The fourth proportional to 234,211.92, 323,213.56 and 126,782.04 is: 174,959.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,211.92 : 323,213.56 = 126,782.04 : x
  2. Step 2: Convert to fraction form
    234,211.92/323,213.56 = 126,782.04/x
  3. Step 3: Cross multiply
    234,211.92x = 323,213.56 × 126,782.04
  4. Step 4: Simplify right side
    234,211.92x = 40,977,674,492.46
  5. Step 5: Solve for x
    x = 40,977,674,492.46/234,211.92
  6. Step 6: Final answer
    x = 174,959.82

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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.