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Finding the Fourth Proportional to 75,396.88, 113,114.01 and 22,806.37

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Solution

The fourth proportional to 75,396.88, 113,114.01 and 22,806.37 is: 34,215.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,396.88 : 113,114.01 = 22,806.37 : x
  2. Step 2: Convert to fraction form
    75,396.88/113,114.01 = 22,806.37/x
  3. Step 3: Cross multiply
    75,396.88x = 113,114.01 × 22,806.37
  4. Step 4: Simplify right side
    75,396.88x = 2,579,719,964.24
  5. Step 5: Solve for x
    x = 2,579,719,964.24/75,396.88
  6. Step 6: Final answer
    x = 34,215.21

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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.