Home / 81,757.98-122,637.03-22,593.69

Finding the Fourth Proportional to 81,757.98, 122,637.03 and 22,593.69

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Solution

The fourth proportional to 81,757.98, 122,637.03 and 22,593.69 is: 33,890.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,757.98 : 122,637.03 = 22,593.69 : x
  2. Step 2: Convert to fraction form
    81,757.98/122,637.03 = 22,593.69/x
  3. Step 3: Cross multiply
    81,757.98x = 122,637.03 × 22,593.69
  4. Step 4: Simplify right side
    81,757.98x = 2,770,823,038.34
  5. Step 5: Solve for x
    x = 2,770,823,038.34/81,757.98
  6. Step 6: Final answer
    x = 33,890.55

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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.