Home / 68,469.08-94,486.69-38,259.61

Finding the Fourth Proportional to 68,469.08, 94,486.69 and 38,259.61

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Solution

The fourth proportional to 68,469.08, 94,486.69 and 38,259.61 is: 52,797.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,469.08 : 94,486.69 = 38,259.61 : x
  2. Step 2: Convert to fraction form
    68,469.08/94,486.69 = 38,259.61/x
  3. Step 3: Cross multiply
    68,469.08x = 94,486.69 × 38,259.61
  4. Step 4: Simplify right side
    68,469.08x = 3,615,023,909.59
  5. Step 5: Solve for x
    x = 3,615,023,909.59/68,469.08
  6. Step 6: Final answer
    x = 52,797.90

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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.