Home / 231,771.26-319,848.87-151,250.30

Finding the Fourth Proportional to 231,771.26, 319,848.87 and 151,250.30

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Solution

The fourth proportional to 231,771.26, 319,848.87 and 151,250.30 is: 208,728.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,771.26 : 319,848.87 = 151,250.30 : x
  2. Step 2: Convert to fraction form
    231,771.26/319,848.87 = 151,250.30/x
  3. Step 3: Cross multiply
    231,771.26x = 319,848.87 × 151,250.30
  4. Step 4: Simplify right side
    231,771.26x = 48,377,237,542.16
  5. Step 5: Solve for x
    x = 48,377,237,542.16/231,771.26
  6. Step 6: Final answer
    x = 208,728.37

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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.