Home / 135,321.82-202,927.23-40,518.61

Finding the Fourth Proportional to 135,321.82, 202,927.23 and 40,518.61

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Solution

The fourth proportional to 135,321.82, 202,927.23 and 40,518.61 is: 60,761.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,321.82 : 202,927.23 = 40,518.61 : x
  2. Step 2: Convert to fraction form
    135,321.82/202,927.23 = 40,518.61/x
  3. Step 3: Cross multiply
    135,321.82x = 202,927.23 × 40,518.61
  4. Step 4: Simplify right side
    135,321.82x = 8,222,328,276.11
  5. Step 5: Solve for x
    x = 8,222,328,276.11/135,321.82
  6. Step 6: Final answer
    x = 60,761.29

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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.