Home / 81,727.25-122,597.92-22,562.93

Finding the Fourth Proportional to 81,727.25, 122,597.92 and 22,562.93

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Solution

The fourth proportional to 81,727.25, 122,597.92 and 22,562.93 is: 33,846.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,727.25 : 122,597.92 = 22,562.93 : x
  2. Step 2: Convert to fraction form
    81,727.25/122,597.92 = 22,562.93/x
  3. Step 3: Cross multiply
    81,727.25x = 122,597.92 × 22,562.93
  4. Step 4: Simplify right side
    81,727.25x = 2,766,168,287.11
  5. Step 5: Solve for x
    x = 2,766,168,287.11/81,727.25
  6. Step 6: Final answer
    x = 33,846.34

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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.