Home / 215,267.68-297,067.26-119,772.73

Finding the Fourth Proportional to 215,267.68, 297,067.26 and 119,772.73

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Solution

The fourth proportional to 215,267.68, 297,067.26 and 119,772.73 is: 165,285.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,267.68 : 297,067.26 = 119,772.73 : x
  2. Step 2: Convert to fraction form
    215,267.68/297,067.26 = 119,772.73/x
  3. Step 3: Cross multiply
    215,267.68x = 297,067.26 × 119,772.73
  4. Step 4: Simplify right side
    215,267.68x = 35,580,556,723.82
  5. Step 5: Solve for x
    x = 35,580,556,723.82/215,267.68
  6. Step 6: Final answer
    x = 165,285.18

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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.