Home / 75,260.07-103,857.69-41,268.86

Finding the Fourth Proportional to 75,260.07, 103,857.69 and 41,268.86

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Solution

The fourth proportional to 75,260.07, 103,857.69 and 41,268.86 is: 56,950.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,260.07 : 103,857.69 = 41,268.86 : x
  2. Step 2: Convert to fraction form
    75,260.07/103,857.69 = 41,268.86/x
  3. Step 3: Cross multiply
    75,260.07x = 103,857.69 × 41,268.86
  4. Step 4: Simplify right side
    75,260.07x = 4,286,088,493.47
  5. Step 5: Solve for x
    x = 4,286,088,493.47/75,260.07
  6. Step 6: Final answer
    x = 56,950.37

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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.