Home / 226,126.20-338,966.10-126,334.20

Finding the Fourth Proportional to 226,126.20, 338,966.10 and 126,334.20

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Solution

The fourth proportional to 226,126.20, 338,966.10 and 126,334.20 is: 189,376.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,126.20 : 338,966.10 = 126,334.20 : x
  2. Step 2: Convert to fraction form
    226,126.20/338,966.10 = 126,334.20/x
  3. Step 3: Cross multiply
    226,126.20x = 338,966.10 × 126,334.20
  4. Step 4: Simplify right side
    226,126.20x = 42,823,011,070.62
  5. Step 5: Solve for x
    x = 42,823,011,070.62/226,126.20
  6. Step 6: Final answer
    x = 189,376.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.