Home / 215,008.07-296,685.36-118,195.97

Finding the Fourth Proportional to 215,008.07, 296,685.36 and 118,195.97

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Solution

The fourth proportional to 215,008.07, 296,685.36 and 118,195.97 is: 163,096.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,008.07 : 296,685.36 = 118,195.97 : x
  2. Step 2: Convert to fraction form
    215,008.07/296,685.36 = 118,195.97/x
  3. Step 3: Cross multiply
    215,008.07x = 296,685.36 × 118,195.97
  4. Step 4: Simplify right side
    215,008.07x = 35,067,012,426.57
  5. Step 5: Solve for x
    x = 35,067,012,426.57/215,008.07
  6. Step 6: Final answer
    x = 163,096.27

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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.