Home / 135,203.66-202,380.27-92,835.80

Finding the Fourth Proportional to 135,203.66, 202,380.27 and 92,835.80

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Solution

The fourth proportional to 135,203.66, 202,380.27 and 92,835.80 is: 138,961.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,203.66 : 202,380.27 = 92,835.80 : x
  2. Step 2: Convert to fraction form
    135,203.66/202,380.27 = 92,835.80/x
  3. Step 3: Cross multiply
    135,203.66x = 202,380.27 × 92,835.80
  4. Step 4: Simplify right side
    135,203.66x = 18,788,134,269.67
  5. Step 5: Solve for x
    x = 18,788,134,269.67/135,203.66
  6. Step 6: Final answer
    x = 138,961.73

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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.