Home / 55,046.20-75,995.28-36,238

Finding the Fourth Proportional to 55,046.20, 75,995.28 and 36,238

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Solution

The fourth proportional to 55,046.20, 75,995.28 and 36,238 is: 50,029.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,046.20 : 75,995.28 = 36,238 : x
  2. Step 2: Convert to fraction form
    55,046.20/75,995.28 = 36,238/x
  3. Step 3: Cross multiply
    55,046.20x = 75,995.28 × 36,238
  4. Step 4: Simplify right side
    55,046.20x = 2,753,916,956.64
  5. Step 5: Solve for x
    x = 2,753,916,956.64/55,046.20
  6. Step 6: Final answer
    x = 50,029.19

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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.