Home / 68,884.13-95,064.36-45,874.50

Finding the Fourth Proportional to 68,884.13, 95,064.36 and 45,874.50

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Solution

The fourth proportional to 68,884.13, 95,064.36 and 45,874.50 is: 63,309.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,884.13 : 95,064.36 = 45,874.50 : x
  2. Step 2: Convert to fraction form
    68,884.13/95,064.36 = 45,874.50/x
  3. Step 3: Cross multiply
    68,884.13x = 95,064.36 × 45,874.50
  4. Step 4: Simplify right side
    68,884.13x = 4,361,029,454.30
  5. Step 5: Solve for x
    x = 4,361,029,454.30/68,884.13
  6. Step 6: Final answer
    x = 63,309.64

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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.