Home / 164,640.24-227,203.20-89,188.92

Finding the Fourth Proportional to 164,640.24, 227,203.20 and 89,188.92

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Solution

The fourth proportional to 164,640.24, 227,203.20 and 89,188.92 is: 123,080.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,640.24 : 227,203.20 = 89,188.92 : x
  2. Step 2: Convert to fraction form
    164,640.24/227,203.20 = 89,188.92/x
  3. Step 3: Cross multiply
    164,640.24x = 227,203.20 × 89,188.92
  4. Step 4: Simplify right side
    164,640.24x = 20,264,008,028.54
  5. Step 5: Solve for x
    x = 20,264,008,028.54/164,640.24
  6. Step 6: Final answer
    x = 123,080.53

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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.