Home / 77,249.59-115,949.30-37,296.74

Finding the Fourth Proportional to 77,249.59, 115,949.30 and 37,296.74

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Solution

The fourth proportional to 77,249.59, 115,949.30 and 37,296.74 is: 55,981.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,249.59 : 115,949.30 = 37,296.74 : x
  2. Step 2: Convert to fraction form
    77,249.59/115,949.30 = 37,296.74/x
  3. Step 3: Cross multiply
    77,249.59x = 115,949.30 × 37,296.74
  4. Step 4: Simplify right side
    77,249.59x = 4,324,530,998.67
  5. Step 5: Solve for x
    x = 4,324,530,998.67/77,249.59
  6. Step 6: Final answer
    x = 55,981.28

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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.