Home / 165,004.71-227,706.48-89,553.21

Finding the Fourth Proportional to 165,004.71, 227,706.48 and 89,553.21

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Solution

The fourth proportional to 165,004.71, 227,706.48 and 89,553.21 is: 123,583.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,004.71 : 227,706.48 = 89,553.21 : x
  2. Step 2: Convert to fraction form
    165,004.71/227,706.48 = 89,553.21/x
  3. Step 3: Cross multiply
    165,004.71x = 227,706.48 × 89,553.21
  4. Step 4: Simplify right side
    165,004.71x = 20,391,846,221.80
  5. Step 5: Solve for x
    x = 20,391,846,221.80/165,004.71
  6. Step 6: Final answer
    x = 123,583.42

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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.