Home / 208,766.75-288,097.10-113,273.44

Finding the Fourth Proportional to 208,766.75, 288,097.10 and 113,273.44

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Solution

The fourth proportional to 208,766.75, 288,097.10 and 113,273.44 is: 156,316.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,766.75 : 288,097.10 = 113,273.44 : x
  2. Step 2: Convert to fraction form
    208,766.75/288,097.10 = 113,273.44/x
  3. Step 3: Cross multiply
    208,766.75x = 288,097.10 × 113,273.44
  4. Step 4: Simplify right side
    208,766.75x = 32,633,750,452.66
  5. Step 5: Solve for x
    x = 32,633,750,452.66/208,766.75
  6. Step 6: Final answer
    x = 156,316.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.