Home / 69,119.91-95,390.46-38,908.26

Finding the Fourth Proportional to 69,119.91, 95,390.46 and 38,908.26

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Solution

The fourth proportional to 69,119.91, 95,390.46 and 38,908.26 is: 53,696.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,119.91 : 95,390.46 = 38,908.26 : x
  2. Step 2: Convert to fraction form
    69,119.91/95,390.46 = 38,908.26/x
  3. Step 3: Cross multiply
    69,119.91x = 95,390.46 × 38,908.26
  4. Step 4: Simplify right side
    69,119.91x = 3,711,476,819.20
  5. Step 5: Solve for x
    x = 3,711,476,819.20/69,119.91
  6. Step 6: Final answer
    x = 53,696.20

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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.