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Finding the Fourth Proportional to 92,476.73, 138,704.23 and 25,922.22

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Solution

The fourth proportional to 92,476.73, 138,704.23 and 25,922.22 is: 38,880.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,476.73 : 138,704.23 = 25,922.22 : x
  2. Step 2: Convert to fraction form
    92,476.73/138,704.23 = 25,922.22/x
  3. Step 3: Cross multiply
    92,476.73x = 138,704.23 × 25,922.22
  4. Step 4: Simplify right side
    92,476.73x = 3,595,521,564.99
  5. Step 5: Solve for x
    x = 3,595,521,564.99/92,476.73
  6. Step 6: Final answer
    x = 38,880.28

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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.