Home / 68,208.14-94,131.96-41,351.78

Finding the Fourth Proportional to 68,208.14, 94,131.96 and 41,351.78

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Solution

The fourth proportional to 68,208.14, 94,131.96 and 41,351.78 is: 57,068.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,208.14 : 94,131.96 = 41,351.78 : x
  2. Step 2: Convert to fraction form
    68,208.14/94,131.96 = 41,351.78/x
  3. Step 3: Cross multiply
    68,208.14x = 94,131.96 × 41,351.78
  4. Step 4: Simplify right side
    68,208.14x = 3,892,523,630.23
  5. Step 5: Solve for x
    x = 3,892,523,630.23/68,208.14
  6. Step 6: Final answer
    x = 57,068.32

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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.