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Finding the Fourth Proportional to 88,539.84, 132,760.44 and 29,343.24

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Solution

The fourth proportional to 88,539.84, 132,760.44 and 29,343.24 is: 43,998.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,539.84 : 132,760.44 = 29,343.24 : x
  2. Step 2: Convert to fraction form
    88,539.84/132,760.44 = 29,343.24/x
  3. Step 3: Cross multiply
    88,539.84x = 132,760.44 × 29,343.24
  4. Step 4: Simplify right side
    88,539.84x = 3,895,621,453.43
  5. Step 5: Solve for x
    x = 3,895,621,453.43/88,539.84
  6. Step 6: Final answer
    x = 43,998.51

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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.