Home / 75,837.52-113,761.27-31,467.83

Finding the Fourth Proportional to 75,837.52, 113,761.27 and 31,467.83

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Solution

The fourth proportional to 75,837.52, 113,761.27 and 31,467.83 is: 47,203.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,837.52 : 113,761.27 = 31,467.83 : x
  2. Step 2: Convert to fraction form
    75,837.52/113,761.27 = 31,467.83/x
  3. Step 3: Cross multiply
    75,837.52x = 113,761.27 × 31,467.83
  4. Step 4: Simplify right side
    75,837.52x = 3,579,820,304.94
  5. Step 5: Solve for x
    x = 3,579,820,304.94/75,837.52
  6. Step 6: Final answer
    x = 47,203.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.