Home / 72,917.46-100,625.22-41,091.75

Finding the Fourth Proportional to 72,917.46, 100,625.22 and 41,091.75

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Solution

The fourth proportional to 72,917.46, 100,625.22 and 41,091.75 is: 56,706.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,917.46 : 100,625.22 = 41,091.75 : x
  2. Step 2: Convert to fraction form
    72,917.46/100,625.22 = 41,091.75/x
  3. Step 3: Cross multiply
    72,917.46x = 100,625.22 × 41,091.75
  4. Step 4: Simplify right side
    72,917.46x = 4,134,866,383.94
  5. Step 5: Solve for x
    x = 4,134,866,383.94/72,917.46
  6. Step 6: Final answer
    x = 56,706.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.