Home / 68,934.15-103,411.73-35,181.73

Finding the Fourth Proportional to 68,934.15, 103,411.73 and 35,181.73

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Solution

The fourth proportional to 68,934.15, 103,411.73 and 35,181.73 is: 52,777.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,934.15 : 103,411.73 = 35,181.73 : x
  2. Step 2: Convert to fraction form
    68,934.15/103,411.73 = 35,181.73/x
  3. Step 3: Cross multiply
    68,934.15x = 103,411.73 × 35,181.73
  4. Step 4: Simplify right side
    68,934.15x = 3,638,203,387.78
  5. Step 5: Solve for x
    x = 3,638,203,387.78/68,934.15
  6. Step 6: Final answer
    x = 52,777.96

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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.