Home / 68,720.28-94,837.41-41,858.52

Finding the Fourth Proportional to 68,720.28, 94,837.41 and 41,858.52

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Solution

The fourth proportional to 68,720.28, 94,837.41 and 41,858.52 is: 57,766.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,720.28 : 94,837.41 = 41,858.52 : x
  2. Step 2: Convert to fraction form
    68,720.28/94,837.41 = 41,858.52/x
  3. Step 3: Cross multiply
    68,720.28x = 94,837.41 × 41,858.52
  4. Step 4: Simplify right side
    68,720.28x = 3,969,753,623.23
  5. Step 5: Solve for x
    x = 3,969,753,623.23/68,720.28
  6. Step 6: Final answer
    x = 57,766.84

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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.