Home / 55,045.20-75,993.90-36,237

Finding the Fourth Proportional to 55,045.20, 75,993.90 and 36,237

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Solution

The fourth proportional to 55,045.20, 75,993.90 and 36,237 is: 50,027.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,045.20 : 75,993.90 = 36,237 : x
  2. Step 2: Convert to fraction form
    55,045.20/75,993.90 = 36,237/x
  3. Step 3: Cross multiply
    55,045.20x = 75,993.90 × 36,237
  4. Step 4: Simplify right side
    55,045.20x = 2,753,790,954.30
  5. Step 5: Solve for x
    x = 2,753,790,954.30/55,045.20
  6. Step 6: Final answer
    x = 50,027.81

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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.