Home / 68,985.26-95,225.67-40,314.26

Finding the Fourth Proportional to 68,985.26, 95,225.67 and 40,314.26

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Solution

The fourth proportional to 68,985.26, 95,225.67 and 40,314.26 is: 55,648.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,985.26 : 95,225.67 = 40,314.26 : x
  2. Step 2: Convert to fraction form
    68,985.26/95,225.67 = 40,314.26/x
  3. Step 3: Cross multiply
    68,985.26x = 95,225.67 × 40,314.26
  4. Step 4: Simplify right side
    68,985.26x = 3,838,952,419.05
  5. Step 5: Solve for x
    x = 3,838,952,419.05/68,985.26
  6. Step 6: Final answer
    x = 55,648.88

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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.