Home / 81,544.82-122,284.44-25,366.28

Finding the Fourth Proportional to 81,544.82, 122,284.44 and 25,366.28

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Solution

The fourth proportional to 81,544.82, 122,284.44 and 25,366.28 is: 38,039.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,544.82 : 122,284.44 = 25,366.28 : x
  2. Step 2: Convert to fraction form
    81,544.82/122,284.44 = 25,366.28/x
  3. Step 3: Cross multiply
    81,544.82x = 122,284.44 × 25,366.28
  4. Step 4: Simplify right side
    81,544.82x = 3,101,901,344.68
  5. Step 5: Solve for x
    x = 3,101,901,344.68/81,544.82
  6. Step 6: Final answer
    x = 38,039.22

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1.5x scale

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.