Home / 263,399.14-363,488.01-142,537.73

Finding the Fourth Proportional to 263,399.14, 363,488.01 and 142,537.73

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Solution

The fourth proportional to 263,399.14, 363,488.01 and 142,537.73 is: 196,700.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,399.14 : 363,488.01 = 142,537.73 : x
  2. Step 2: Convert to fraction form
    263,399.14/363,488.01 = 142,537.73/x
  3. Step 3: Cross multiply
    263,399.14x = 363,488.01 × 142,537.73
  4. Step 4: Simplify right side
    263,399.14x = 51,810,753,475.66
  5. Step 5: Solve for x
    x = 51,810,753,475.66/263,399.14
  6. Step 6: Final answer
    x = 196,700.54

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1.5x scale

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.