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Finding the Fourth Proportional to 95,447.70, 143,171.55 and 88,230.60

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Solution

The fourth proportional to 95,447.70, 143,171.55 and 88,230.60 is: 132,345.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,447.70 : 143,171.55 = 88,230.60 : x
  2. Step 2: Convert to fraction form
    95,447.70/143,171.55 = 88,230.60/x
  3. Step 3: Cross multiply
    95,447.70x = 143,171.55 × 88,230.60
  4. Step 4: Simplify right side
    95,447.70x = 12,632,111,759.43
  5. Step 5: Solve for x
    x = 12,632,111,759.43/95,447.70
  6. Step 6: Final answer
    x = 132,345.90

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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.