Home / 253,948.90-350,452.32-145,067.65

Finding the Fourth Proportional to 253,948.90, 350,452.32 and 145,067.65

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Solution

The fourth proportional to 253,948.90, 350,452.32 and 145,067.65 is: 200,194.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,948.90 : 350,452.32 = 145,067.65 : x
  2. Step 2: Convert to fraction form
    253,948.90/350,452.32 = 145,067.65/x
  3. Step 3: Cross multiply
    253,948.90x = 350,452.32 × 145,067.65
  4. Step 4: Simplify right side
    253,948.90x = 50,839,294,499.45
  5. Step 5: Solve for x
    x = 50,839,294,499.45/253,948.90
  6. Step 6: Final answer
    x = 200,194.98

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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.