Home / 220,559.56-304,274.58-135,626.44

Finding the Fourth Proportional to 220,559.56, 304,274.58 and 135,626.44

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Solution

The fourth proportional to 220,559.56, 304,274.58 and 135,626.44 is: 187,104.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,559.56 : 304,274.58 = 135,626.44 : x
  2. Step 2: Convert to fraction form
    220,559.56/304,274.58 = 135,626.44/x
  3. Step 3: Cross multiply
    220,559.56x = 304,274.58 × 135,626.44
  4. Step 4: Simplify right side
    220,559.56x = 41,267,678,067.90
  5. Step 5: Solve for x
    x = 41,267,678,067.90/220,559.56
  6. Step 6: Final answer
    x = 187,104.46

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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.