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Finding the Fourth Proportional to 88,346.58, 132,491.79 and 29,171.22

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Solution

The fourth proportional to 88,346.58, 132,491.79 and 29,171.22 is: 43,747.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,346.58 : 132,491.79 = 29,171.22 : x
  2. Step 2: Convert to fraction form
    88,346.58/132,491.79 = 29,171.22/x
  3. Step 3: Cross multiply
    88,346.58x = 132,491.79 × 29,171.22
  4. Step 4: Simplify right side
    88,346.58x = 3,864,947,154.28
  5. Step 5: Solve for x
    x = 3,864,947,154.28/88,346.58
  6. Step 6: Final answer
    x = 43,747.56

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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.