Home / 151,989.31-227,997.33-39,668.64

Finding the Fourth Proportional to 151,989.31, 227,997.33 and 39,668.64

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Solution

The fourth proportional to 151,989.31, 227,997.33 and 39,668.64 is: 59,506.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,989.31 : 227,997.33 = 39,668.64 : x
  2. Step 2: Convert to fraction form
    151,989.31/227,997.33 = 39,668.64/x
  3. Step 3: Cross multiply
    151,989.31x = 227,997.33 × 39,668.64
  4. Step 4: Simplify right side
    151,989.31x = 9,044,343,224.12
  5. Step 5: Solve for x
    x = 9,044,343,224.12/151,989.31
  6. Step 6: Final answer
    x = 59,506.44

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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.