Home / 80,936.10-121,418.03-24,774.82

Finding the Fourth Proportional to 80,936.10, 121,418.03 and 24,774.82

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Solution

The fourth proportional to 80,936.10, 121,418.03 and 24,774.82 is: 37,166.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,936.10 : 121,418.03 = 24,774.82 : x
  2. Step 2: Convert to fraction form
    80,936.10/121,418.03 = 24,774.82/x
  3. Step 3: Cross multiply
    80,936.10x = 121,418.03 × 24,774.82
  4. Step 4: Simplify right side
    80,936.10x = 3,008,109,596.40
  5. Step 5: Solve for x
    x = 3,008,109,596.40/80,936.10
  6. Step 6: Final answer
    x = 37,166.48

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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.