Home / 239,231.94-329,755.24-161,683.32

Finding the Fourth Proportional to 239,231.94, 329,755.24 and 161,683.32

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Solution

The fourth proportional to 239,231.94, 329,755.24 and 161,683.32 is: 222,862.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,231.94 : 329,755.24 = 161,683.32 : x
  2. Step 2: Convert to fraction form
    239,231.94/329,755.24 = 161,683.32/x
  3. Step 3: Cross multiply
    239,231.94x = 329,755.24 × 161,683.32
  4. Step 4: Simplify right side
    239,231.94x = 53,315,921,990.60
  5. Step 5: Solve for x
    x = 53,315,921,990.60/239,231.94
  6. Step 6: Final answer
    x = 222,862.89

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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.