Home / 151,926.30-227,812.77-71,940.42

Finding the Fourth Proportional to 151,926.30, 227,812.77 and 71,940.42

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Solution

The fourth proportional to 151,926.30, 227,812.77 and 71,940.42 is: 107,874.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,926.30 : 227,812.77 = 71,940.42 : x
  2. Step 2: Convert to fraction form
    151,926.30/227,812.77 = 71,940.42/x
  3. Step 3: Cross multiply
    151,926.30x = 227,812.77 × 71,940.42
  4. Step 4: Simplify right side
    151,926.30x = 16,388,946,355.16
  5. Step 5: Solve for x
    x = 16,388,946,355.16/151,926.30
  6. Step 6: Final answer
    x = 107,874.32

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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.