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Finding the Fourth Proportional to 88,411.68, 132,652.08 and 33,012

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Solution

The fourth proportional to 88,411.68, 132,652.08 and 33,012 is: 49,530.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,411.68 : 132,652.08 = 33,012 : x
  2. Step 2: Convert to fraction form
    88,411.68/132,652.08 = 33,012/x
  3. Step 3: Cross multiply
    88,411.68x = 132,652.08 × 33,012
  4. Step 4: Simplify right side
    88,411.68x = 4,379,110,464.96
  5. Step 5: Solve for x
    x = 4,379,110,464.96/88,411.68
  6. Step 6: Final answer
    x = 49,530.90

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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.