Home / 215,104.38-296,831.85-119,609.03

Finding the Fourth Proportional to 215,104.38, 296,831.85 and 119,609.03

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Solution

The fourth proportional to 215,104.38, 296,831.85 and 119,609.03 is: 165,053.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,104.38 : 296,831.85 = 119,609.03 : x
  2. Step 2: Convert to fraction form
    215,104.38/296,831.85 = 119,609.03/x
  3. Step 3: Cross multiply
    215,104.38x = 296,831.85 × 119,609.03
  4. Step 4: Simplify right side
    215,104.38x = 35,503,768,391.71
  5. Step 5: Solve for x
    x = 35,503,768,391.71/215,104.38
  6. Step 6: Final answer
    x = 165,053.67

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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.