Home / 45,836.29-68,728.51-27,118.81

Finding the Fourth Proportional to 45,836.29, 68,728.51 and 27,118.81

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Solution

The fourth proportional to 45,836.29, 68,728.51 and 27,118.81 is: 40,662.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,836.29 : 68,728.51 = 27,118.81 : x
  2. Step 2: Convert to fraction form
    45,836.29/68,728.51 = 27,118.81/x
  3. Step 3: Cross multiply
    45,836.29x = 68,728.51 × 27,118.81
  4. Step 4: Simplify right side
    45,836.29x = 1,863,835,404.27
  5. Step 5: Solve for x
    x = 1,863,835,404.27/45,836.29
  6. Step 6: Final answer
    x = 40,662.88

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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.