Home / 95,091.78-131,246.10-64,960.38

Finding the Fourth Proportional to 95,091.78, 131,246.10 and 64,960.38

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Solution

The fourth proportional to 95,091.78, 131,246.10 and 64,960.38 is: 89,658.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,091.78 : 131,246.10 = 64,960.38 : x
  2. Step 2: Convert to fraction form
    95,091.78/131,246.10 = 64,960.38/x
  3. Step 3: Cross multiply
    95,091.78x = 131,246.10 × 64,960.38
  4. Step 4: Simplify right side
    95,091.78x = 8,525,796,529.52
  5. Step 5: Solve for x
    x = 8,525,796,529.52/95,091.78
  6. Step 6: Final answer
    x = 89,658.61

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1.5x scale

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.