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Finding the Fourth Proportional to 88,775.56, 133,161.21 and 41,339.53

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Solution

The fourth proportional to 88,775.56, 133,161.21 and 41,339.53 is: 62,008.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,775.56 : 133,161.21 = 41,339.53 : x
  2. Step 2: Convert to fraction form
    88,775.56/133,161.21 = 41,339.53/x
  3. Step 3: Cross multiply
    88,775.56x = 133,161.21 × 41,339.53
  4. Step 4: Simplify right side
    88,775.56x = 5,504,821,835.63
  5. Step 5: Solve for x
    x = 5,504,821,835.63/88,775.56
  6. Step 6: Final answer
    x = 62,008.30

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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.