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Finding the Fourth Proportional to 233,743.20, 350,485.20 and 100,600.80

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Solution

The fourth proportional to 233,743.20, 350,485.20 and 100,600.80 is: 150,845.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,743.20 : 350,485.20 = 100,600.80 : x
  2. Step 2: Convert to fraction form
    233,743.20/350,485.20 = 100,600.80/x
  3. Step 3: Cross multiply
    233,743.20x = 350,485.20 × 100,600.80
  4. Step 4: Simplify right side
    233,743.20x = 35,259,091,508.16
  5. Step 5: Solve for x
    x = 35,259,091,508.16/233,743.20
  6. Step 6: Final answer
    x = 150,845.42

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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.