Home / 218,192.28-327,285.14-98,164.47

Finding the Fourth Proportional to 218,192.28, 327,285.14 and 98,164.47

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Solution

The fourth proportional to 218,192.28, 327,285.14 and 98,164.47 is: 147,245.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,192.28 : 327,285.14 = 98,164.47 : x
  2. Step 2: Convert to fraction form
    218,192.28/327,285.14 = 98,164.47/x
  3. Step 3: Cross multiply
    218,192.28x = 327,285.14 × 98,164.47
  4. Step 4: Simplify right side
    218,192.28x = 32,127,770,997.94
  5. Step 5: Solve for x
    x = 32,127,770,997.94/218,192.28
  6. Step 6: Final answer
    x = 147,245.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.