Home / 65,910.27-90,949.68-36,833.28

Finding the Fourth Proportional to 65,910.27, 90,949.68 and 36,833.28

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Solution

The fourth proportional to 65,910.27, 90,949.68 and 36,833.28 is: 50,826.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,910.27 : 90,949.68 = 36,833.28 : x
  2. Step 2: Convert to fraction form
    65,910.27/90,949.68 = 36,833.28/x
  3. Step 3: Cross multiply
    65,910.27x = 90,949.68 × 36,833.28
  4. Step 4: Simplify right side
    65,910.27x = 3,349,975,029.35
  5. Step 5: Solve for x
    x = 3,349,975,029.35/65,910.27
  6. Step 6: Final answer
    x = 50,826.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.