Home / 97,943.28-146,914.92-27,813.48

Finding the Fourth Proportional to 97,943.28, 146,914.92 and 27,813.48

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Solution

The fourth proportional to 97,943.28, 146,914.92 and 27,813.48 is: 41,720.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,943.28 : 146,914.92 = 27,813.48 : x
  2. Step 2: Convert to fraction form
    97,943.28/146,914.92 = 27,813.48/x
  3. Step 3: Cross multiply
    97,943.28x = 146,914.92 × 27,813.48
  4. Step 4: Simplify right side
    97,943.28x = 4,086,215,189.12
  5. Step 5: Solve for x
    x = 4,086,215,189.12/97,943.28
  6. Step 6: Final answer
    x = 41,720.22

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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.