Home / 73,983.85-110,975.81-68,669.44

Finding the Fourth Proportional to 73,983.85, 110,975.81 and 68,669.44

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Solution

The fourth proportional to 73,983.85, 110,975.81 and 68,669.44 is: 103,004.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,983.85 : 110,975.81 = 68,669.44 : x
  2. Step 2: Convert to fraction form
    73,983.85/110,975.81 = 68,669.44/x
  3. Step 3: Cross multiply
    73,983.85x = 110,975.81 × 68,669.44
  4. Step 4: Simplify right side
    73,983.85x = 7,620,646,105.46
  5. Step 5: Solve for x
    x = 7,620,646,105.46/73,983.85
  6. Step 6: Final answer
    x = 103,004.19

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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.