Home / 165,023.02-227,732.21-89,571.52

Finding the Fourth Proportional to 165,023.02, 227,732.21 and 89,571.52

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Solution

The fourth proportional to 165,023.02, 227,732.21 and 89,571.52 is: 123,608.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,023.02 : 227,732.21 = 89,571.52 : x
  2. Step 2: Convert to fraction form
    165,023.02/227,732.21 = 89,571.52/x
  3. Step 3: Cross multiply
    165,023.02x = 227,732.21 × 89,571.52
  4. Step 4: Simplify right side
    165,023.02x = 20,398,320,202.66
  5. Step 5: Solve for x
    x = 20,398,320,202.66/165,023.02
  6. Step 6: Final answer
    x = 123,608.94

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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.