Home / 135,531.62-203,297.88-34,329.64

Finding the Fourth Proportional to 135,531.62, 203,297.88 and 34,329.64

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Solution

The fourth proportional to 135,531.62, 203,297.88 and 34,329.64 is: 51,494.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,531.62 : 203,297.88 = 34,329.64 : x
  2. Step 2: Convert to fraction form
    135,531.62/203,297.88 = 34,329.64/x
  3. Step 3: Cross multiply
    135,531.62x = 203,297.88 × 34,329.64
  4. Step 4: Simplify right side
    135,531.62x = 6,979,142,524.92
  5. Step 5: Solve for x
    x = 6,979,142,524.92/135,531.62
  6. Step 6: Final answer
    x = 51,494.57

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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.