Home / 141,218.76-211,857.30-41,382.21

Finding the Fourth Proportional to 141,218.76, 211,857.30 and 41,382.21

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Solution

The fourth proportional to 141,218.76, 211,857.30 and 41,382.21 is: 62,081.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,218.76 : 211,857.30 = 41,382.21 : x
  2. Step 2: Convert to fraction form
    141,218.76/211,857.30 = 41,382.21/x
  3. Step 3: Cross multiply
    141,218.76x = 211,857.30 × 41,382.21
  4. Step 4: Simplify right side
    141,218.76x = 8,767,123,278.63
  5. Step 5: Solve for x
    x = 8,767,123,278.63/141,218.76
  6. Step 6: Final answer
    x = 62,081.86

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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.