Home / 81,961.04-122,941.80-22,796.77

Finding the Fourth Proportional to 81,961.04, 122,941.80 and 22,796.77

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Solution

The fourth proportional to 81,961.04, 122,941.80 and 22,796.77 is: 34,195.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,961.04 : 122,941.80 = 22,796.77 : x
  2. Step 2: Convert to fraction form
    81,961.04/122,941.80 = 22,796.77/x
  3. Step 3: Cross multiply
    81,961.04x = 122,941.80 × 22,796.77
  4. Step 4: Simplify right side
    81,961.04x = 2,802,675,515.37
  5. Step 5: Solve for x
    x = 2,802,675,515.37/81,961.04
  6. Step 6: Final answer
    x = 34,195.22

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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.