Home / 141,117.69-211,708.82-61,169.04

Finding the Fourth Proportional to 141,117.69, 211,708.82 and 61,169.04

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Solution

The fourth proportional to 141,117.69, 211,708.82 and 61,169.04 is: 91,767.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,117.69 : 211,708.82 = 61,169.04 : x
  2. Step 2: Convert to fraction form
    141,117.69/211,708.82 = 61,169.04/x
  3. Step 3: Cross multiply
    141,117.69x = 211,708.82 × 61,169.04
  4. Step 4: Simplify right side
    141,117.69x = 12,950,025,431.86
  5. Step 5: Solve for x
    x = 12,950,025,431.86/141,117.69
  6. Step 6: Final answer
    x = 91,767.55

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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.