Home / 66,079.44-99,146.94-41,140.32

Finding the Fourth Proportional to 66,079.44, 99,146.94 and 41,140.32

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Solution

The fourth proportional to 66,079.44, 99,146.94 and 41,140.32 is: 61,727.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,079.44 : 99,146.94 = 41,140.32 : x
  2. Step 2: Convert to fraction form
    66,079.44/99,146.94 = 41,140.32/x
  3. Step 3: Cross multiply
    66,079.44x = 99,146.94 × 41,140.32
  4. Step 4: Simplify right side
    66,079.44x = 4,078,936,838.62
  5. Step 5: Solve for x
    x = 4,078,936,838.62/66,079.44
  6. Step 6: Final answer
    x = 61,727.78

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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.