Home / 135,626.43-203,416.43-35,787.66

Finding the Fourth Proportional to 135,626.43, 203,416.43 and 35,787.66

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Solution

The fourth proportional to 135,626.43, 203,416.43 and 35,787.66 is: 53,675.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,626.43 : 203,416.43 = 35,787.66 : x
  2. Step 2: Convert to fraction form
    135,626.43/203,416.43 = 35,787.66/x
  3. Step 3: Cross multiply
    135,626.43x = 203,416.43 × 35,787.66
  4. Step 4: Simplify right side
    135,626.43x = 7,279,797,856.32
  5. Step 5: Solve for x
    x = 7,279,797,856.32/135,626.43
  6. Step 6: Final answer
    x = 53,675.36

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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.