Home / 281,827.35-422,734.77-68,596.17

Finding the Fourth Proportional to 281,827.35, 422,734.77 and 68,596.17

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Solution

The fourth proportional to 281,827.35, 422,734.77 and 68,596.17 is: 102,892.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,827.35 : 422,734.77 = 68,596.17 : x
  2. Step 2: Convert to fraction form
    281,827.35/422,734.77 = 68,596.17/x
  3. Step 3: Cross multiply
    281,827.35x = 422,734.77 × 68,596.17
  4. Step 4: Simplify right side
    281,827.35x = 28,997,986,147.83
  5. Step 5: Solve for x
    x = 28,997,986,147.83/281,827.35
  6. Step 6: Final answer
    x = 102,892.73

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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.