Home / 75,326.78-103,950.67-41,335.83

Finding the Fourth Proportional to 75,326.78, 103,950.67 and 41,335.83

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Solution

The fourth proportional to 75,326.78, 103,950.67 and 41,335.83 is: 57,043.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,326.78 : 103,950.67 = 41,335.83 : x
  2. Step 2: Convert to fraction form
    75,326.78/103,950.67 = 41,335.83/x
  3. Step 3: Cross multiply
    75,326.78x = 103,950.67 × 41,335.83
  4. Step 4: Simplify right side
    75,326.78x = 4,296,887,223.51
  5. Step 5: Solve for x
    x = 4,296,887,223.51/75,326.78
  6. Step 6: Final answer
    x = 57,043.29

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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.