Home / 75,245.23-103,839.59-41,256.82

Finding the Fourth Proportional to 75,245.23, 103,839.59 and 41,256.82

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Solution

The fourth proportional to 75,245.23, 103,839.59 and 41,256.82 is: 56,935.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,245.23 : 103,839.59 = 41,256.82 : x
  2. Step 2: Convert to fraction form
    75,245.23/103,839.59 = 41,256.82/x
  3. Step 3: Cross multiply
    75,245.23x = 103,839.59 × 41,256.82
  4. Step 4: Simplify right side
    75,245.23x = 4,284,091,273.50
  5. Step 5: Solve for x
    x = 4,284,091,273.50/75,245.23
  6. Step 6: Final answer
    x = 56,935.05

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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.