Home / 68,645.18-94,702.20-41,766.14

Finding the Fourth Proportional to 68,645.18, 94,702.20 and 41,766.14

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Solution

The fourth proportional to 68,645.18, 94,702.20 and 41,766.14 is: 57,620.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,645.18 : 94,702.20 = 41,766.14 : x
  2. Step 2: Convert to fraction form
    68,645.18/94,702.20 = 41,766.14/x
  3. Step 3: Cross multiply
    68,645.18x = 94,702.20 × 41,766.14
  4. Step 4: Simplify right side
    68,645.18x = 3,955,345,343.51
  5. Step 5: Solve for x
    x = 3,955,345,343.51/68,645.18
  6. Step 6: Final answer
    x = 57,620.15

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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.