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Finding the Fourth Proportional to 53,682.44, 80,492.21 and 35,933.32

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Solution

The fourth proportional to 53,682.44, 80,492.21 and 35,933.32 is: 53,878.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,682.44 : 80,492.21 = 35,933.32 : x
  2. Step 2: Convert to fraction form
    53,682.44/80,492.21 = 35,933.32/x
  3. Step 3: Cross multiply
    53,682.44x = 80,492.21 × 35,933.32
  4. Step 4: Simplify right side
    53,682.44x = 2,892,351,757.31
  5. Step 5: Solve for x
    x = 2,892,351,757.31/53,682.44
  6. Step 6: Final answer
    x = 53,878.92

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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.