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Finding the Fourth Proportional to 95,446.70, 131,722.54 and 53,005.24

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Solution

The fourth proportional to 95,446.70, 131,722.54 and 53,005.24 is: 73,150.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,446.70 : 131,722.54 = 53,005.24 : x
  2. Step 2: Convert to fraction form
    95,446.70/131,722.54 = 53,005.24/x
  3. Step 3: Cross multiply
    95,446.70x = 131,722.54 × 53,005.24
  4. Step 4: Simplify right side
    95,446.70x = 6,981,984,846.11
  5. Step 5: Solve for x
    x = 6,981,984,846.11/95,446.70
  6. Step 6: Final answer
    x = 73,150.62

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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.