Home / 77,428.26-116,153.94-27,504.15

Finding the Fourth Proportional to 77,428.26, 116,153.94 and 27,504.15

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Solution

The fourth proportional to 77,428.26, 116,153.94 and 27,504.15 is: 41,260.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,428.26 : 116,153.94 = 27,504.15 : x
  2. Step 2: Convert to fraction form
    77,428.26/116,153.94 = 27,504.15/x
  3. Step 3: Cross multiply
    77,428.26x = 116,153.94 × 27,504.15
  4. Step 4: Simplify right side
    77,428.26x = 3,194,715,388.85
  5. Step 5: Solve for x
    x = 3,194,715,388.85/77,428.26
  6. Step 6: Final answer
    x = 41,260.33

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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.