Home / 109,727.96-151,489.85-69,476.23

Finding the Fourth Proportional to 109,727.96, 151,489.85 and 69,476.23

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Solution

The fourth proportional to 109,727.96, 151,489.85 and 69,476.23 is: 95,918.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,727.96 : 151,489.85 = 69,476.23 : x
  2. Step 2: Convert to fraction form
    109,727.96/151,489.85 = 69,476.23/x
  3. Step 3: Cross multiply
    109,727.96x = 151,489.85 × 69,476.23
  4. Step 4: Simplify right side
    109,727.96x = 10,524,942,556.44
  5. Step 5: Solve for x
    x = 10,524,942,556.44/109,727.96
  6. Step 6: Final answer
    x = 95,918.51

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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.