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Finding the Fourth Proportional to 95,504.70, 131,812.72 and 55,242.94

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Solution

The fourth proportional to 95,504.70, 131,812.72 and 55,242.94 is: 76,244.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,504.70 : 131,812.72 = 55,242.94 : x
  2. Step 2: Convert to fraction form
    95,504.70/131,812.72 = 55,242.94/x
  3. Step 3: Cross multiply
    95,504.70x = 131,812.72 × 55,242.94
  4. Step 4: Simplify right side
    95,504.70x = 7,281,722,182.20
  5. Step 5: Solve for x
    x = 7,281,722,182.20/95,504.70
  6. Step 6: Final answer
    x = 76,244.65

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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.