Home / 68,996.76-103,447.32-35,197.14

Finding the Fourth Proportional to 68,996.76, 103,447.32 and 35,197.14

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Solution

The fourth proportional to 68,996.76, 103,447.32 and 35,197.14 is: 52,771.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,996.76 : 103,447.32 = 35,197.14 : x
  2. Step 2: Convert to fraction form
    68,996.76/103,447.32 = 35,197.14/x
  3. Step 3: Cross multiply
    68,996.76x = 103,447.32 × 35,197.14
  4. Step 4: Simplify right side
    68,996.76x = 3,641,049,804.66
  5. Step 5: Solve for x
    x = 3,641,049,804.66/68,996.76
  6. Step 6: Final answer
    x = 52,771.32

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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.