Home / 263,654.85-363,841.88-142,793.37

Finding the Fourth Proportional to 263,654.85, 363,841.88 and 142,793.37

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Solution

The fourth proportional to 263,654.85, 363,841.88 and 142,793.37 is: 197,053.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,654.85 : 363,841.88 = 142,793.37 : x
  2. Step 2: Convert to fraction form
    263,654.85/363,841.88 = 142,793.37/x
  3. Step 3: Cross multiply
    263,654.85x = 363,841.88 × 142,793.37
  4. Step 4: Simplify right side
    263,654.85x = 51,954,209,004.12
  5. Step 5: Solve for x
    x = 51,954,209,004.12/263,654.85
  6. Step 6: Final answer
    x = 197,053.87

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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.