Home / 263,132.25-363,122.95-142,273.61

Finding the Fourth Proportional to 263,132.25, 363,122.95 and 142,273.61

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Solution

The fourth proportional to 263,132.25, 363,122.95 and 142,273.61 is: 196,337.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,132.25 : 363,122.95 = 142,273.61 : x
  2. Step 2: Convert to fraction form
    263,132.25/363,122.95 = 142,273.61/x
  3. Step 3: Cross multiply
    263,132.25x = 363,122.95 × 142,273.61
  4. Step 4: Simplify right side
    263,132.25x = 51,662,814,470.09
  5. Step 5: Solve for x
    x = 51,662,814,470.09/263,132.25
  6. Step 6: Final answer
    x = 196,337.83

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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.