Home / 205,177.40-307,766.10-160,940.60

Finding the Fourth Proportional to 205,177.40, 307,766.10 and 160,940.60

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Solution

The fourth proportional to 205,177.40, 307,766.10 and 160,940.60 is: 241,410.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,177.40 : 307,766.10 = 160,940.60 : x
  2. Step 2: Convert to fraction form
    205,177.40/307,766.10 = 160,940.60/x
  3. Step 3: Cross multiply
    205,177.40x = 307,766.10 × 160,940.60
  4. Step 4: Simplify right side
    205,177.40x = 49,532,060,793.66
  5. Step 5: Solve for x
    x = 49,532,060,793.66/205,177.40
  6. Step 6: Final answer
    x = 241,410.90

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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.