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Finding the Fourth Proportional to 182,991.05, 274,458.49 and 49,881.98

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Solution

The fourth proportional to 182,991.05, 274,458.49 and 49,881.98 is: 74,815.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,991.05 : 274,458.49 = 49,881.98 : x
  2. Step 2: Convert to fraction form
    182,991.05/274,458.49 = 49,881.98/x
  3. Step 3: Cross multiply
    182,991.05x = 274,458.49 × 49,881.98
  4. Step 4: Simplify right side
    182,991.05x = 13,690,532,909.01
  5. Step 5: Solve for x
    x = 13,690,532,909.01/182,991.05
  6. Step 6: Final answer
    x = 74,815.31

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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.