Home / 195,610.20-292,759.20-171,990.60

Finding the Fourth Proportional to 195,610.20, 292,759.20 and 171,990.60

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Solution

The fourth proportional to 195,610.20, 292,759.20 and 171,990.60 is: 257,409.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,610.20 : 292,759.20 = 171,990.60 : x
  2. Step 2: Convert to fraction form
    195,610.20/292,759.20 = 171,990.60/x
  3. Step 3: Cross multiply
    195,610.20x = 292,759.20 × 171,990.60
  4. Step 4: Simplify right side
    195,610.20x = 50,351,830,463.52
  5. Step 5: Solve for x
    x = 50,351,830,463.52/195,610.20
  6. Step 6: Final answer
    x = 257,409.02

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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.