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Finding the Fourth Proportional to 88,683.46, 133,021.46 and 41,282.26

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Solution

The fourth proportional to 88,683.46, 133,021.46 and 41,282.26 is: 61,921.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,683.46 : 133,021.46 = 41,282.26 : x
  2. Step 2: Convert to fraction form
    88,683.46/133,021.46 = 41,282.26/x
  3. Step 3: Cross multiply
    88,683.46x = 133,021.46 × 41,282.26
  4. Step 4: Simplify right side
    88,683.46x = 5,491,426,497.30
  5. Step 5: Solve for x
    x = 5,491,426,497.30/88,683.46
  6. Step 6: Final answer
    x = 61,921.65

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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.