Home / 68,194.25-102,291.17-30,710.43

Finding the Fourth Proportional to 68,194.25, 102,291.17 and 30,710.43

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Solution

The fourth proportional to 68,194.25, 102,291.17 and 30,710.43 is: 46,065.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,194.25 : 102,291.17 = 30,710.43 : x
  2. Step 2: Convert to fraction form
    68,194.25/102,291.17 = 30,710.43/x
  3. Step 3: Cross multiply
    68,194.25x = 102,291.17 × 30,710.43
  4. Step 4: Simplify right side
    68,194.25x = 3,141,405,662.35
  5. Step 5: Solve for x
    x = 3,141,405,662.35/68,194.25
  6. Step 6: Final answer
    x = 46,065.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.