Home / 94,861.75-130,911.09-51,843.90

Finding the Fourth Proportional to 94,861.75, 130,911.09 and 51,843.90

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Solution

The fourth proportional to 94,861.75, 130,911.09 and 51,843.90 is: 71,545.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,861.75 : 130,911.09 = 51,843.90 : x
  2. Step 2: Convert to fraction form
    94,861.75/130,911.09 = 51,843.90/x
  3. Step 3: Cross multiply
    94,861.75x = 130,911.09 × 51,843.90
  4. Step 4: Simplify right side
    94,861.75x = 6,786,941,458.85
  5. Step 5: Solve for x
    x = 6,786,941,458.85/94,861.75
  6. Step 6: Final answer
    x = 71,545.61

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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.