Home / 263,218.68-363,211.02-148,499.12

Finding the Fourth Proportional to 263,218.68, 363,211.02 and 148,499.12

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Solution

The fourth proportional to 263,218.68, 363,211.02 and 148,499.12 is: 204,911.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,218.68 : 363,211.02 = 148,499.12 : x
  2. Step 2: Convert to fraction form
    263,218.68/363,211.02 = 148,499.12/x
  3. Step 3: Cross multiply
    263,218.68x = 363,211.02 × 148,499.12
  4. Step 4: Simplify right side
    263,218.68x = 53,936,517,752.33
  5. Step 5: Solve for x
    x = 53,936,517,752.33/263,218.68
  6. Step 6: Final answer
    x = 204,911.44

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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.