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Finding the Fourth Proportional to 88,035.22, 132,005.04 and 39,977.44

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Solution

The fourth proportional to 88,035.22, 132,005.04 and 39,977.44 is: 59,944.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,035.22 : 132,005.04 = 39,977.44 : x
  2. Step 2: Convert to fraction form
    88,035.22/132,005.04 = 39,977.44/x
  3. Step 3: Cross multiply
    88,035.22x = 132,005.04 × 39,977.44
  4. Step 4: Simplify right side
    88,035.22x = 5,277,222,706.39
  5. Step 5: Solve for x
    x = 5,277,222,706.39/88,035.22
  6. Step 6: Final answer
    x = 59,944.45

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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.