Home / 215,162.28-296,923.14-119,673

Finding the Fourth Proportional to 215,162.28, 296,923.14 and 119,673

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Solution

The fourth proportional to 215,162.28, 296,923.14 and 119,673 is: 165,148.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,162.28 : 296,923.14 = 119,673 : x
  2. Step 2: Convert to fraction form
    215,162.28/296,923.14 = 119,673/x
  3. Step 3: Cross multiply
    215,162.28x = 296,923.14 × 119,673
  4. Step 4: Simplify right side
    215,162.28x = 35,533,682,933.22
  5. Step 5: Solve for x
    x = 35,533,682,933.22/215,162.28
  6. Step 6: Final answer
    x = 165,148.29

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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.