Home / 69,766.90-104,645.55-22,381.30

Finding the Fourth Proportional to 69,766.90, 104,645.55 and 22,381.30

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Solution

The fourth proportional to 69,766.90, 104,645.55 and 22,381.30 is: 33,570.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,766.90 : 104,645.55 = 22,381.30 : x
  2. Step 2: Convert to fraction form
    69,766.90/104,645.55 = 22,381.30/x
  3. Step 3: Cross multiply
    69,766.90x = 104,645.55 × 22,381.30
  4. Step 4: Simplify right side
    69,766.90x = 2,342,103,448.22
  5. Step 5: Solve for x
    x = 2,342,103,448.22/69,766.90
  6. Step 6: Final answer
    x = 33,570.41

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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.