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Finding the Fourth Proportional to 170,034.20, 254,832.60 and 103,403.60

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Solution

The fourth proportional to 170,034.20, 254,832.60 and 103,403.60 is: 154,972.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,034.20 : 254,832.60 = 103,403.60 : x
  2. Step 2: Convert to fraction form
    170,034.20/254,832.60 = 103,403.60/x
  3. Step 3: Cross multiply
    170,034.20x = 254,832.60 × 103,403.60
  4. Step 4: Simplify right side
    170,034.20x = 26,350,608,237.36
  5. Step 5: Solve for x
    x = 26,350,608,237.36/170,034.20
  6. Step 6: Final answer
    x = 154,972.40

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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.