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Finding the Fourth Proportional to 88,181.70, 132,298.13 and 32,020.89

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Solution

The fourth proportional to 88,181.70, 132,298.13 and 32,020.89 is: 48,040.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,181.70 : 132,298.13 = 32,020.89 : x
  2. Step 2: Convert to fraction form
    88,181.70/132,298.13 = 32,020.89/x
  3. Step 3: Cross multiply
    88,181.70x = 132,298.13 × 32,020.89
  4. Step 4: Simplify right side
    88,181.70x = 4,236,303,867.94
  5. Step 5: Solve for x
    x = 4,236,303,867.94/88,181.70
  6. Step 6: Final answer
    x = 48,040.62

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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.