Home / 68,943.25-103,327.39-35,657.11

Finding the Fourth Proportional to 68,943.25, 103,327.39 and 35,657.11

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Solution

The fourth proportional to 68,943.25, 103,327.39 and 35,657.11 is: 53,440.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,943.25 : 103,327.39 = 35,657.11 : x
  2. Step 2: Convert to fraction form
    68,943.25/103,327.39 = 35,657.11/x
  3. Step 3: Cross multiply
    68,943.25x = 103,327.39 × 35,657.11
  4. Step 4: Simplify right side
    68,943.25x = 3,684,355,505.46
  5. Step 5: Solve for x
    x = 3,684,355,505.46/68,943.25
  6. Step 6: Final answer
    x = 53,440.41

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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.