Home / 75,622.97-113,453.14-31,262.41

Finding the Fourth Proportional to 75,622.97, 113,453.14 and 31,262.41

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Solution

The fourth proportional to 75,622.97, 113,453.14 and 31,262.41 is: 46,901.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,622.97 : 113,453.14 = 31,262.41 : x
  2. Step 2: Convert to fraction form
    75,622.97/113,453.14 = 31,262.41/x
  3. Step 3: Cross multiply
    75,622.97x = 113,453.14 × 31,262.41
  4. Step 4: Simplify right side
    75,622.97x = 3,546,818,578.47
  5. Step 5: Solve for x
    x = 3,546,818,578.47/75,622.97
  6. Step 6: Final answer
    x = 46,901.34

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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.