Home / 75,326.37-103,950.11-41,335.43

Finding the Fourth Proportional to 75,326.37, 103,950.11 and 41,335.43

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Solution

The fourth proportional to 75,326.37, 103,950.11 and 41,335.43 is: 57,042.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,326.37 : 103,950.11 = 41,335.43 : x
  2. Step 2: Convert to fraction form
    75,326.37/103,950.11 = 41,335.43/x
  3. Step 3: Cross multiply
    75,326.37x = 103,950.11 × 41,335.43
  4. Step 4: Simplify right side
    75,326.37x = 4,296,822,288.72
  5. Step 5: Solve for x
    x = 4,296,822,288.72/75,326.37
  6. Step 6: Final answer
    x = 57,042.74

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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.