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Finding the Fourth Proportional to 165,144.92, 227,892.36 and 93,525.45

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Solution

The fourth proportional to 165,144.92, 227,892.36 and 93,525.45 is: 129,060.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,144.92 : 227,892.36 = 93,525.45 : x
  2. Step 2: Convert to fraction form
    165,144.92/227,892.36 = 93,525.45/x
  3. Step 3: Cross multiply
    165,144.92x = 227,892.36 × 93,525.45
  4. Step 4: Simplify right side
    165,144.92x = 21,313,735,520.56
  5. Step 5: Solve for x
    x = 21,313,735,520.56/165,144.92
  6. Step 6: Final answer
    x = 129,060.80

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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.