Home / 84,968.43-117,257.78-46,729.64

Finding the Fourth Proportional to 84,968.43, 117,257.78 and 46,729.64

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Solution

The fourth proportional to 84,968.43, 117,257.78 and 46,729.64 is: 64,487.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,968.43 : 117,257.78 = 46,729.64 : x
  2. Step 2: Convert to fraction form
    84,968.43/117,257.78 = 46,729.64/x
  3. Step 3: Cross multiply
    84,968.43x = 117,257.78 × 46,729.64
  4. Step 4: Simplify right side
    84,968.43x = 5,479,414,256.57
  5. Step 5: Solve for x
    x = 5,479,414,256.57/84,968.43
  6. Step 6: Final answer
    x = 64,487.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.