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Finding the Fourth Proportional to 263,657.98, 363,879.97 and 148,941.46

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Solution

The fourth proportional to 263,657.98, 363,879.97 and 148,941.46 is: 205,557.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,657.98 : 363,879.97 = 148,941.46 : x
  2. Step 2: Convert to fraction form
    263,657.98/363,879.97 = 148,941.46/x
  3. Step 3: Cross multiply
    263,657.98x = 363,879.97 × 148,941.46
  4. Step 4: Simplify right side
    263,657.98x = 54,196,813,996.56
  5. Step 5: Solve for x
    x = 54,196,813,996.56/263,657.98
  6. Step 6: Final answer
    x = 205,557.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.