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Finding the Fourth Proportional to 64,195.20, 96,271.20 and 44,599.68

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Solution

The fourth proportional to 64,195.20, 96,271.20 and 44,599.68 is: 66,884.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,195.20 : 96,271.20 = 44,599.68 : x
  2. Step 2: Convert to fraction form
    64,195.20/96,271.20 = 44,599.68/x
  3. Step 3: Cross multiply
    64,195.20x = 96,271.20 × 44,599.68
  4. Step 4: Simplify right side
    64,195.20x = 4,293,664,713.22
  5. Step 5: Solve for x
    x = 4,293,664,713.22/64,195.20
  6. Step 6: Final answer
    x = 66,884.51

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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.