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Finding the Fourth Proportional to 155,481.82, 233,230.02 and 50,309.02

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Solution

The fourth proportional to 155,481.82, 233,230.02 and 50,309.02 is: 75,465.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,481.82 : 233,230.02 = 50,309.02 : x
  2. Step 2: Convert to fraction form
    155,481.82/233,230.02 = 50,309.02/x
  3. Step 3: Cross multiply
    155,481.82x = 233,230.02 × 50,309.02
  4. Step 4: Simplify right side
    155,481.82x = 11,733,573,740.78
  5. Step 5: Solve for x
    x = 11,733,573,740.78/155,481.82
  6. Step 6: Final answer
    x = 75,465.89

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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.