Home / 77,849.54-116,811.16-46,321.91

Finding the Fourth Proportional to 77,849.54, 116,811.16 and 46,321.91

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Solution

The fourth proportional to 77,849.54, 116,811.16 and 46,321.91 is: 69,504.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,849.54 : 116,811.16 = 46,321.91 : x
  2. Step 2: Convert to fraction form
    77,849.54/116,811.16 = 46,321.91/x
  3. Step 3: Cross multiply
    77,849.54x = 116,811.16 × 46,321.91
  4. Step 4: Simplify right side
    77,849.54x = 5,410,915,340.66
  5. Step 5: Solve for x
    x = 5,410,915,340.66/77,849.54
  6. Step 6: Final answer
    x = 69,504.79

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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.