Home / 215,107.29-296,835.86-119,611.93

Finding the Fourth Proportional to 215,107.29, 296,835.86 and 119,611.93

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Solution

The fourth proportional to 215,107.29, 296,835.86 and 119,611.93 is: 165,057.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,107.29 : 296,835.86 = 119,611.93 : x
  2. Step 2: Convert to fraction form
    215,107.29/296,835.86 = 119,611.93/x
  3. Step 3: Cross multiply
    215,107.29x = 296,835.86 × 119,611.93
  4. Step 4: Simplify right side
    215,107.29x = 35,505,110,107.81
  5. Step 5: Solve for x
    x = 35,505,110,107.81/215,107.29
  6. Step 6: Final answer
    x = 165,057.68

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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.