Home / 61,324.28-91,920.30-29,667.45

Finding the Fourth Proportional to 61,324.28, 91,920.30 and 29,667.45

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Solution

The fourth proportional to 61,324.28, 91,920.30 and 29,667.45 is: 44,469.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,324.28 : 91,920.30 = 29,667.45 : x
  2. Step 2: Convert to fraction form
    61,324.28/91,920.30 = 29,667.45/x
  3. Step 3: Cross multiply
    61,324.28x = 91,920.30 × 29,667.45
  4. Step 4: Simplify right side
    61,324.28x = 2,727,040,904.24
  5. Step 5: Solve for x
    x = 2,727,040,904.24/61,324.28
  6. Step 6: Final answer
    x = 44,469.19

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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.