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Finding the Fourth Proportional to 95,353.70, 131,580.81 and 55,049.06

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Solution

The fourth proportional to 95,353.70, 131,580.81 and 55,049.06 is: 75,963.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,353.70 : 131,580.81 = 55,049.06 : x
  2. Step 2: Convert to fraction form
    95,353.70/131,580.81 = 55,049.06/x
  3. Step 3: Cross multiply
    95,353.70x = 131,580.81 × 55,049.06
  4. Step 4: Simplify right side
    95,353.70x = 7,243,399,904.54
  5. Step 5: Solve for x
    x = 7,243,399,904.54/95,353.70
  6. Step 6: Final answer
    x = 75,963.49

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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.