Home / 54,894.21-75,726.12-34,717.09

Finding the Fourth Proportional to 54,894.21, 75,726.12 and 34,717.09

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Solution

The fourth proportional to 54,894.21, 75,726.12 and 34,717.09 is: 47,891.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,894.21 : 75,726.12 = 34,717.09 : x
  2. Step 2: Convert to fraction form
    54,894.21/75,726.12 = 34,717.09/x
  3. Step 3: Cross multiply
    54,894.21x = 75,726.12 × 34,717.09
  4. Step 4: Simplify right side
    54,894.21x = 2,628,990,523.39
  5. Step 5: Solve for x
    x = 2,628,990,523.39/54,894.21
  6. Step 6: Final answer
    x = 47,891.95

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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.