Home / 109,727.62-151,489.37-69,475.88

Finding the Fourth Proportional to 109,727.62, 151,489.37 and 69,475.88

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Solution

The fourth proportional to 109,727.62, 151,489.37 and 69,475.88 is: 95,918.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,727.62 : 151,489.37 = 69,475.88 : x
  2. Step 2: Convert to fraction form
    109,727.62/151,489.37 = 69,475.88/x
  3. Step 3: Cross multiply
    109,727.62x = 151,489.37 × 69,475.88
  4. Step 4: Simplify right side
    109,727.62x = 10,524,857,946.33
  5. Step 5: Solve for x
    x = 10,524,857,946.33/109,727.62
  6. Step 6: Final answer
    x = 95,918.04

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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.