Home / 151,772.43-227,467.23-76,911.42

Finding the Fourth Proportional to 151,772.43, 227,467.23 and 76,911.42

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Solution

The fourth proportional to 151,772.43, 227,467.23 and 76,911.42 is: 115,270.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,772.43 : 227,467.23 = 76,911.42 : x
  2. Step 2: Convert to fraction form
    151,772.43/227,467.23 = 76,911.42/x
  3. Step 3: Cross multiply
    151,772.43x = 227,467.23 × 76,911.42
  4. Step 4: Simplify right side
    151,772.43x = 17,494,827,662.77
  5. Step 5: Solve for x
    x = 17,494,827,662.77/151,772.43
  6. Step 6: Final answer
    x = 115,270.13

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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.