Home / 140,034.36-209,918.68-55,846.41

Finding the Fourth Proportional to 140,034.36, 209,918.68 and 55,846.41

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Solution

The fourth proportional to 140,034.36, 209,918.68 and 55,846.41 is: 83,716.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,034.36 : 209,918.68 = 55,846.41 : x
  2. Step 2: Convert to fraction form
    140,034.36/209,918.68 = 55,846.41/x
  3. Step 3: Cross multiply
    140,034.36x = 209,918.68 × 55,846.41
  4. Step 4: Simplify right side
    140,034.36x = 11,723,204,669.94
  5. Step 5: Solve for x
    x = 11,723,204,669.94/140,034.36
  6. Step 6: Final answer
    x = 83,716.63

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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.