Home / 75,218.51-103,798.79-41,226.62

Finding the Fourth Proportional to 75,218.51, 103,798.79 and 41,226.62

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Solution

The fourth proportional to 75,218.51, 103,798.79 and 41,226.62 is: 56,891.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,218.51 : 103,798.79 = 41,226.62 : x
  2. Step 2: Convert to fraction form
    75,218.51/103,798.79 = 41,226.62/x
  3. Step 3: Cross multiply
    75,218.51x = 103,798.79 × 41,226.62
  4. Step 4: Simplify right side
    75,218.51x = 4,279,272,546.66
  5. Step 5: Solve for x
    x = 4,279,272,546.66/75,218.51
  6. Step 6: Final answer
    x = 56,891.21

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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.