Home / 220,799.85-304,397.67-149,066.25

Finding the Fourth Proportional to 220,799.85, 304,397.67 and 149,066.25

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Solution

The fourth proportional to 220,799.85, 304,397.67 and 149,066.25 is: 205,504.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,799.85 : 304,397.67 = 149,066.25 : x
  2. Step 2: Convert to fraction form
    220,799.85/304,397.67 = 149,066.25/x
  3. Step 3: Cross multiply
    220,799.85x = 304,397.67 × 149,066.25
  4. Step 4: Simplify right side
    220,799.85x = 45,375,419,175.64
  5. Step 5: Solve for x
    x = 45,375,419,175.64/220,799.85
  6. Step 6: Final answer
    x = 205,504.76

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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.