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Finding the Fourth Proportional to 88,412.68, 132,653.58 and 33,013

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Solution

The fourth proportional to 88,412.68, 132,653.58 and 33,013 is: 49,532.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,412.68 : 132,653.58 = 33,013 : x
  2. Step 2: Convert to fraction form
    88,412.68/132,653.58 = 33,013/x
  3. Step 3: Cross multiply
    88,412.68x = 132,653.58 × 33,013
  4. Step 4: Simplify right side
    88,412.68x = 4,379,292,636.54
  5. Step 5: Solve for x
    x = 4,379,292,636.54/88,412.68
  6. Step 6: Final answer
    x = 49,532.40

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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.