Home / 75,721.26-104,424.46-59,843.64

Finding the Fourth Proportional to 75,721.26, 104,424.46 and 59,843.64

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Solution

The fourth proportional to 75,721.26, 104,424.46 and 59,843.64 is: 82,528.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,721.26 : 104,424.46 = 59,843.64 : x
  2. Step 2: Convert to fraction form
    75,721.26/104,424.46 = 59,843.64/x
  3. Step 3: Cross multiply
    75,721.26x = 104,424.46 × 59,843.64
  4. Step 4: Simplify right side
    75,721.26x = 6,249,139,791.43
  5. Step 5: Solve for x
    x = 6,249,139,791.43/75,721.26
  6. Step 6: Final answer
    x = 82,528.21

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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.