Home / 67,514.91-93,170.58-39,222.42

Finding the Fourth Proportional to 67,514.91, 93,170.58 and 39,222.42

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Solution

The fourth proportional to 67,514.91, 93,170.58 and 39,222.42 is: 54,126.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,514.91 : 93,170.58 = 39,222.42 : x
  2. Step 2: Convert to fraction form
    67,514.91/93,170.58 = 39,222.42/x
  3. Step 3: Cross multiply
    67,514.91x = 93,170.58 × 39,222.42
  4. Step 4: Simplify right side
    67,514.91x = 3,654,375,620.40
  5. Step 5: Solve for x
    x = 3,654,375,620.40/67,514.91
  6. Step 6: Final answer
    x = 54,126.94

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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.