Home / 68,327.22-94,293.90-39,644.72

Finding the Fourth Proportional to 68,327.22, 94,293.90 and 39,644.72

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Solution

The fourth proportional to 68,327.22, 94,293.90 and 39,644.72 is: 54,711.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,327.22 : 94,293.90 = 39,644.72 : x
  2. Step 2: Convert to fraction form
    68,327.22/94,293.90 = 39,644.72/x
  3. Step 3: Cross multiply
    68,327.22x = 94,293.90 × 39,644.72
  4. Step 4: Simplify right side
    68,327.22x = 3,738,254,791.74
  5. Step 5: Solve for x
    x = 3,738,254,791.74/68,327.22
  6. Step 6: Final answer
    x = 54,711.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.