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Finding the Fourth Proportional to 69,651.20, 104,492.56 and 22,904.48

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Solution

The fourth proportional to 69,651.20, 104,492.56 and 22,904.48 is: 34,361.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,651.20 : 104,492.56 = 22,904.48 : x
  2. Step 2: Convert to fraction form
    69,651.20/104,492.56 = 22,904.48/x
  3. Step 3: Cross multiply
    69,651.20x = 104,492.56 × 22,904.48
  4. Step 4: Simplify right side
    69,651.20x = 2,393,347,750.67
  5. Step 5: Solve for x
    x = 2,393,347,750.67/69,651.20
  6. Step 6: Final answer
    x = 34,361.90

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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.