Home / 53,418.17-79,963.22-33,603.95

Finding the Fourth Proportional to 53,418.17, 79,963.22 and 33,603.95

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Solution

The fourth proportional to 53,418.17, 79,963.22 and 33,603.95 is: 50,302.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,418.17 : 79,963.22 = 33,603.95 : x
  2. Step 2: Convert to fraction form
    53,418.17/79,963.22 = 33,603.95/x
  3. Step 3: Cross multiply
    53,418.17x = 79,963.22 × 33,603.95
  4. Step 4: Simplify right side
    53,418.17x = 2,687,079,478.88
  5. Step 5: Solve for x
    x = 2,687,079,478.88/53,418.17
  6. Step 6: Final answer
    x = 50,302.73

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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.