Home / 45,744.13-68,553.79-27,980.96

Finding the Fourth Proportional to 45,744.13, 68,553.79 and 27,980.96

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Solution

The fourth proportional to 45,744.13, 68,553.79 and 27,980.96 is: 41,933.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,744.13 : 68,553.79 = 27,980.96 : x
  2. Step 2: Convert to fraction form
    45,744.13/68,553.79 = 27,980.96/x
  3. Step 3: Cross multiply
    45,744.13x = 68,553.79 × 27,980.96
  4. Step 4: Simplify right side
    45,744.13x = 1,918,200,855.84
  5. Step 5: Solve for x
    x = 1,918,200,855.84/45,744.13
  6. Step 6: Final answer
    x = 41,933.27

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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.