Home / 215,009.82-296,711.31-119,514.45

Finding the Fourth Proportional to 215,009.82, 296,711.31 and 119,514.45

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Solution

The fourth proportional to 215,009.82, 296,711.31 and 119,514.45 is: 164,928.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,009.82 : 296,711.31 = 119,514.45 : x
  2. Step 2: Convert to fraction form
    215,009.82/296,711.31 = 119,514.45/x
  3. Step 3: Cross multiply
    215,009.82x = 296,711.31 × 119,514.45
  4. Step 4: Simplify right side
    215,009.82x = 35,461,289,023.43
  5. Step 5: Solve for x
    x = 35,461,289,023.43/215,009.82
  6. Step 6: Final answer
    x = 164,928.69

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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.