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Finding the Fourth Proportional to 64,459.94, 96,694.77 and 41,919.26

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Solution

The fourth proportional to 64,459.94, 96,694.77 and 41,919.26 is: 62,882.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,459.94 : 96,694.77 = 41,919.26 : x
  2. Step 2: Convert to fraction form
    64,459.94/96,694.77 = 41,919.26/x
  3. Step 3: Cross multiply
    64,459.94x = 96,694.77 × 41,919.26
  4. Step 4: Simplify right side
    64,459.94x = 4,053,372,720.80
  5. Step 5: Solve for x
    x = 4,053,372,720.80/64,459.94
  6. Step 6: Final answer
    x = 62,882.05

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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.