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Finding the Fourth Proportional to 95,505.70, 131,814.10 and 55,243.94

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Solution

The fourth proportional to 95,505.70, 131,814.10 and 55,243.94 is: 76,246.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,505.70 : 131,814.10 = 55,243.94 : x
  2. Step 2: Convert to fraction form
    95,505.70/131,814.10 = 55,243.94/x
  3. Step 3: Cross multiply
    95,505.70x = 131,814.10 × 55,243.94
  4. Step 4: Simplify right side
    95,505.70x = 7,281,930,231.55
  5. Step 5: Solve for x
    x = 7,281,930,231.55/95,505.70
  6. Step 6: Final answer
    x = 76,246.03

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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.