Home / 140,025.48-209,976.39-40,163.01

Finding the Fourth Proportional to 140,025.48, 209,976.39 and 40,163.01

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Solution

The fourth proportional to 140,025.48, 209,976.39 and 40,163.01 is: 60,226.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,025.48 : 209,976.39 = 40,163.01 : x
  2. Step 2: Convert to fraction form
    140,025.48/209,976.39 = 40,163.01/x
  3. Step 3: Cross multiply
    140,025.48x = 209,976.39 × 40,163.01
  4. Step 4: Simplify right side
    140,025.48x = 8,433,283,851.33
  5. Step 5: Solve for x
    x = 8,433,283,851.33/140,025.48
  6. Step 6: Final answer
    x = 60,226.78

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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.