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Finding the Fourth Proportional to 66,253.93, 99,412.77 and 32,976.90

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Solution

The fourth proportional to 66,253.93, 99,412.77 and 32,976.90 is: 49,481.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,253.93 : 99,412.77 = 32,976.90 : x
  2. Step 2: Convert to fraction form
    66,253.93/99,412.77 = 32,976.90/x
  3. Step 3: Cross multiply
    66,253.93x = 99,412.77 × 32,976.90
  4. Step 4: Simplify right side
    66,253.93x = 3,278,325,098.68
  5. Step 5: Solve for x
    x = 3,278,325,098.68/66,253.93
  6. Step 6: Final answer
    x = 49,481.22

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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.