Home / 68,982.56-95,196.29-40,303.85

Finding the Fourth Proportional to 68,982.56, 95,196.29 and 40,303.85

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Solution

The fourth proportional to 68,982.56, 95,196.29 and 40,303.85 is: 55,619.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,982.56 : 95,196.29 = 40,303.85 : x
  2. Step 2: Convert to fraction form
    68,982.56/95,196.29 = 40,303.85/x
  3. Step 3: Cross multiply
    68,982.56x = 95,196.29 × 40,303.85
  4. Step 4: Simplify right side
    68,982.56x = 3,836,776,992.72
  5. Step 5: Solve for x
    x = 3,836,776,992.72/68,982.56
  6. Step 6: Final answer
    x = 55,619.52

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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.