Home / 269,126.20-403,592.10-135,962.20

Finding the Fourth Proportional to 269,126.20, 403,592.10 and 135,962.20

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Solution

The fourth proportional to 269,126.20, 403,592.10 and 135,962.20 is: 203,894.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,126.20 : 403,592.10 = 135,962.20 : x
  2. Step 2: Convert to fraction form
    269,126.20/403,592.10 = 135,962.20/x
  3. Step 3: Cross multiply
    269,126.20x = 403,592.10 × 135,962.20
  4. Step 4: Simplify right side
    269,126.20x = 54,873,269,818.62
  5. Step 5: Solve for x
    x = 54,873,269,818.62/269,126.20
  6. Step 6: Final answer
    x = 203,894.19

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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.