Home / 165,022.84-227,728.02-89,571.34

Finding the Fourth Proportional to 165,022.84, 227,728.02 and 89,571.34

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Solution

The fourth proportional to 165,022.84, 227,728.02 and 89,571.34 is: 123,606.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,022.84 : 227,728.02 = 89,571.34 : x
  2. Step 2: Convert to fraction form
    165,022.84/227,728.02 = 89,571.34/x
  3. Step 3: Cross multiply
    165,022.84x = 227,728.02 × 89,571.34
  4. Step 4: Simplify right side
    165,022.84x = 20,397,903,906.95
  5. Step 5: Solve for x
    x = 20,397,903,906.95/165,022.84
  6. Step 6: Final answer
    x = 123,606.55

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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.