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Finding the Fourth Proportional to 95,791.60, 143,687.40 and 36,629.20

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Solution

The fourth proportional to 95,791.60, 143,687.40 and 36,629.20 is: 54,943.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,791.60 : 143,687.40 = 36,629.20 : x
  2. Step 2: Convert to fraction form
    95,791.60/143,687.40 = 36,629.20/x
  3. Step 3: Cross multiply
    95,791.60x = 143,687.40 × 36,629.20
  4. Step 4: Simplify right side
    95,791.60x = 5,263,154,512.08
  5. Step 5: Solve for x
    x = 5,263,154,512.08/95,791.60
  6. Step 6: Final answer
    x = 54,943.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.