Home / 69,765.28-104,647.02-17,175.22

Finding the Fourth Proportional to 69,765.28, 104,647.02 and 17,175.22

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Solution

The fourth proportional to 69,765.28, 104,647.02 and 17,175.22 is: 25,762.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,765.28 : 104,647.02 = 17,175.22 : x
  2. Step 2: Convert to fraction form
    69,765.28/104,647.02 = 17,175.22/x
  3. Step 3: Cross multiply
    69,765.28x = 104,647.02 × 17,175.22
  4. Step 4: Simplify right side
    69,765.28x = 1,797,335,590.84
  5. Step 5: Solve for x
    x = 1,797,335,590.84/69,765.28
  6. Step 6: Final answer
    x = 25,762.61

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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.