Home / 68,498.25-94,531.19-41,636.40

Finding the Fourth Proportional to 68,498.25, 94,531.19 and 41,636.40

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Solution

The fourth proportional to 68,498.25, 94,531.19 and 41,636.40 is: 57,460.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,498.25 : 94,531.19 = 41,636.40 : x
  2. Step 2: Convert to fraction form
    68,498.25/94,531.19 = 41,636.40/x
  3. Step 3: Cross multiply
    68,498.25x = 94,531.19 × 41,636.40
  4. Step 4: Simplify right side
    68,498.25x = 3,935,938,231.13
  5. Step 5: Solve for x
    x = 3,935,938,231.13/68,498.25
  6. Step 6: Final answer
    x = 57,460.42

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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.