Home / 215,074.35-296,801.06-119,580.21

Finding the Fourth Proportional to 215,074.35, 296,801.06 and 119,580.21

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Solution

The fourth proportional to 215,074.35, 296,801.06 and 119,580.21 is: 165,019.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,074.35 : 296,801.06 = 119,580.21 : x
  2. Step 2: Convert to fraction form
    215,074.35/296,801.06 = 119,580.21/x
  3. Step 3: Cross multiply
    215,074.35x = 296,801.06 × 119,580.21
  4. Step 4: Simplify right side
    215,074.35x = 35,491,532,485.12
  5. Step 5: Solve for x
    x = 35,491,532,485.12/215,074.35
  6. Step 6: Final answer
    x = 165,019.83

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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.