Home / 141,078.21-211,613.21-41,240.75

Finding the Fourth Proportional to 141,078.21, 211,613.21 and 41,240.75

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Solution

The fourth proportional to 141,078.21, 211,613.21 and 41,240.75 is: 61,859.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,078.21 : 211,613.21 = 41,240.75 : x
  2. Step 2: Convert to fraction form
    141,078.21/211,613.21 = 41,240.75/x
  3. Step 3: Cross multiply
    141,078.21x = 211,613.21 × 41,240.75
  4. Step 4: Simplify right side
    141,078.21x = 8,727,086,854.79
  5. Step 5: Solve for x
    x = 8,727,086,854.79/141,078.21
  6. Step 6: Final answer
    x = 61,859.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.