Home / 69,400.41-104,139.11-33,862.02

Finding the Fourth Proportional to 69,400.41, 104,139.11 and 33,862.02

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Solution

The fourth proportional to 69,400.41, 104,139.11 and 33,862.02 is: 50,811.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,400.41 : 104,139.11 = 33,862.02 : x
  2. Step 2: Convert to fraction form
    69,400.41/104,139.11 = 33,862.02/x
  3. Step 3: Cross multiply
    69,400.41x = 104,139.11 × 33,862.02
  4. Step 4: Simplify right side
    69,400.41x = 3,526,360,625.60
  5. Step 5: Solve for x
    x = 3,526,360,625.60/69,400.41
  6. Step 6: Final answer
    x = 50,811.81

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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.