Home / 234,254.30-323,271.14-126,824.40

Finding the Fourth Proportional to 234,254.30, 323,271.14 and 126,824.40

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Solution

The fourth proportional to 234,254.30, 323,271.14 and 126,824.40 is: 175,017.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,254.30 : 323,271.14 = 126,824.40 : x
  2. Step 2: Convert to fraction form
    234,254.30/323,271.14 = 126,824.40/x
  3. Step 3: Cross multiply
    234,254.30x = 323,271.14 × 126,824.40
  4. Step 4: Simplify right side
    234,254.30x = 40,998,667,733.69
  5. Step 5: Solve for x
    x = 40,998,667,733.69/234,254.30
  6. Step 6: Final answer
    x = 175,017.78

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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.