Home / 69,945.11-104,896.80-25,561.57

Finding the Fourth Proportional to 69,945.11, 104,896.80 and 25,561.57

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Solution

The fourth proportional to 69,945.11, 104,896.80 and 25,561.57 is: 38,334.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,945.11 : 104,896.80 = 25,561.57 : x
  2. Step 2: Convert to fraction form
    69,945.11/104,896.80 = 25,561.57/x
  3. Step 3: Cross multiply
    69,945.11x = 104,896.80 × 25,561.57
  4. Step 4: Simplify right side
    69,945.11x = 2,681,326,895.98
  5. Step 5: Solve for x
    x = 2,681,326,895.98/69,945.11
  6. Step 6: Final answer
    x = 38,334.73

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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.