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Finding the Fourth Proportional to 92,361.90, 138,522.74 and 24,892.36

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Solution

The fourth proportional to 92,361.90, 138,522.74 and 24,892.36 is: 37,333.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,361.90 : 138,522.74 = 24,892.36 : x
  2. Step 2: Convert to fraction form
    92,361.90/138,522.74 = 24,892.36/x
  3. Step 3: Cross multiply
    92,361.90x = 138,522.74 × 24,892.36
  4. Step 4: Simplify right side
    92,361.90x = 3,448,157,912.27
  5. Step 5: Solve for x
    x = 3,448,157,912.27/92,361.90
  6. Step 6: Final answer
    x = 37,333.12

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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.