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Finding the Fourth Proportional to 88,725.99, 132,978.24 and 44,365.44

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Solution

The fourth proportional to 88,725.99, 132,978.24 and 44,365.44 is: 66,492.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,725.99 : 132,978.24 = 44,365.44 : x
  2. Step 2: Convert to fraction form
    88,725.99/132,978.24 = 44,365.44/x
  3. Step 3: Cross multiply
    88,725.99x = 132,978.24 × 44,365.44
  4. Step 4: Simplify right side
    88,725.99x = 5,899,638,128.03
  5. Step 5: Solve for x
    x = 5,899,638,128.03/88,725.99
  6. Step 6: Final answer
    x = 66,492.78

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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.