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Finding the Fourth Proportional to 66,935.68, 100,339.52 and 24,804.48

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Solution

The fourth proportional to 66,935.68, 100,339.52 and 24,804.48 is: 37,183.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,935.68 : 100,339.52 = 24,804.48 : x
  2. Step 2: Convert to fraction form
    66,935.68/100,339.52 = 24,804.48/x
  3. Step 3: Cross multiply
    66,935.68x = 100,339.52 × 24,804.48
  4. Step 4: Simplify right side
    66,935.68x = 2,488,869,617.05
  5. Step 5: Solve for x
    x = 2,488,869,617.05/66,935.68
  6. Step 6: Final answer
    x = 37,183.00

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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.