Home / 69,399.72-104,090.94-22,648.68

Finding the Fourth Proportional to 69,399.72, 104,090.94 and 22,648.68

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Solution

The fourth proportional to 69,399.72, 104,090.94 and 22,648.68 is: 33,970.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,399.72 : 104,090.94 = 22,648.68 : x
  2. Step 2: Convert to fraction form
    69,399.72/104,090.94 = 22,648.68/x
  3. Step 3: Cross multiply
    69,399.72x = 104,090.94 × 22,648.68
  4. Step 4: Simplify right side
    69,399.72x = 2,357,522,390.96
  5. Step 5: Solve for x
    x = 2,357,522,390.96/69,399.72
  6. Step 6: Final answer
    x = 33,970.20

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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.