Home / 231,842.17-347,662.99-80,055.25

Finding the Fourth Proportional to 231,842.17, 347,662.99 and 80,055.25

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Solution

The fourth proportional to 231,842.17, 347,662.99 and 80,055.25 is: 120,048.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,842.17 : 347,662.99 = 80,055.25 : x
  2. Step 2: Convert to fraction form
    231,842.17/347,662.99 = 80,055.25/x
  3. Step 3: Cross multiply
    231,842.17x = 347,662.99 × 80,055.25
  4. Step 4: Simplify right side
    231,842.17x = 27,832,247,580.20
  5. Step 5: Solve for x
    x = 27,832,247,580.20/231,842.17
  6. Step 6: Final answer
    x = 120,048.25

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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.