Home / 230,003.68-344,896.26-80,225.78

Finding the Fourth Proportional to 230,003.68, 344,896.26 and 80,225.78

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Solution

The fourth proportional to 230,003.68, 344,896.26 and 80,225.78 is: 120,300.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,003.68 : 344,896.26 = 80,225.78 : x
  2. Step 2: Convert to fraction form
    230,003.68/344,896.26 = 80,225.78/x
  3. Step 3: Cross multiply
    230,003.68x = 344,896.26 × 80,225.78
  4. Step 4: Simplify right side
    230,003.68x = 27,669,571,477.58
  5. Step 5: Solve for x
    x = 27,669,571,477.58/230,003.68
  6. Step 6: Final answer
    x = 120,300.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.