Home / 122,716.66-184,173.75-69,441.22

Finding the Fourth Proportional to 122,716.66, 184,173.75 and 69,441.22

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Solution

The fourth proportional to 122,716.66, 184,173.75 and 69,441.22 is: 104,217.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,716.66 : 184,173.75 = 69,441.22 : x
  2. Step 2: Convert to fraction form
    122,716.66/184,173.75 = 69,441.22/x
  3. Step 3: Cross multiply
    122,716.66x = 184,173.75 × 69,441.22
  4. Step 4: Simplify right side
    122,716.66x = 12,789,249,891.98
  5. Step 5: Solve for x
    x = 12,789,249,891.98/122,716.66
  6. Step 6: Final answer
    x = 104,217.71

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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.