Home / 203,016.30-304,524.45-55,272.30

Finding the Fourth Proportional to 203,016.30, 304,524.45 and 55,272.30

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Solution

The fourth proportional to 203,016.30, 304,524.45 and 55,272.30 is: 82,908.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,016.30 : 304,524.45 = 55,272.30 : x
  2. Step 2: Convert to fraction form
    203,016.30/304,524.45 = 55,272.30/x
  3. Step 3: Cross multiply
    203,016.30x = 304,524.45 × 55,272.30
  4. Step 4: Simplify right side
    203,016.30x = 16,831,766,757.74
  5. Step 5: Solve for x
    x = 16,831,766,757.74/203,016.30
  6. Step 6: Final answer
    x = 82,908.45

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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.