Home / 199,002.28-274,642.52-148,613.80

Finding the Fourth Proportional to 199,002.28, 274,642.52 and 148,613.80

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Solution

The fourth proportional to 199,002.28, 274,642.52 and 148,613.80 is: 205,101.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,002.28 : 274,642.52 = 148,613.80 : x
  2. Step 2: Convert to fraction form
    199,002.28/274,642.52 = 148,613.80/x
  3. Step 3: Cross multiply
    199,002.28x = 274,642.52 × 148,613.80
  4. Step 4: Simplify right side
    199,002.28x = 40,815,668,538.78
  5. Step 5: Solve for x
    x = 40,815,668,538.78/199,002.28
  6. Step 6: Final answer
    x = 205,101.51

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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.