Home / 68,887.25-103,234.65-37,229.07

Finding the Fourth Proportional to 68,887.25, 103,234.65 and 37,229.07

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Solution

The fourth proportional to 68,887.25, 103,234.65 and 37,229.07 is: 55,791.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,887.25 : 103,234.65 = 37,229.07 : x
  2. Step 2: Convert to fraction form
    68,887.25/103,234.65 = 37,229.07/x
  3. Step 3: Cross multiply
    68,887.25x = 103,234.65 × 37,229.07
  4. Step 4: Simplify right side
    68,887.25x = 3,843,330,011.28
  5. Step 5: Solve for x
    x = 3,843,330,011.28/68,887.25
  6. Step 6: Final answer
    x = 55,791.60

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1.5x scale

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.