Home / 230,336.04-345,553.27-80,581.21

Finding the Fourth Proportional to 230,336.04, 345,553.27 and 80,581.21

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Solution

The fourth proportional to 230,336.04, 345,553.27 and 80,581.21 is: 120,889.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,336.04 : 345,553.27 = 80,581.21 : x
  2. Step 2: Convert to fraction form
    230,336.04/345,553.27 = 80,581.21/x
  3. Step 3: Cross multiply
    230,336.04x = 345,553.27 × 80,581.21
  4. Step 4: Simplify right side
    230,336.04x = 27,845,100,616.06
  5. Step 5: Solve for x
    x = 27,845,100,616.06/230,336.04
  6. Step 6: Final answer
    x = 120,889.03

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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.