Home / 66,481.08-99,660.06-34,884.60

Finding the Fourth Proportional to 66,481.08, 99,660.06 and 34,884.60

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Solution

The fourth proportional to 66,481.08, 99,660.06 and 34,884.60 is: 52,294.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,481.08 : 99,660.06 = 34,884.60 : x
  2. Step 2: Convert to fraction form
    66,481.08/99,660.06 = 34,884.60/x
  3. Step 3: Cross multiply
    66,481.08x = 99,660.06 × 34,884.60
  4. Step 4: Simplify right side
    66,481.08x = 3,476,601,329.08
  5. Step 5: Solve for x
    x = 3,476,601,329.08/66,481.08
  6. Step 6: Final answer
    x = 52,294.60

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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.