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Finding the Fourth Proportional to 48,256.97, 66,607.92 and 33,919.97

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Solution

The fourth proportional to 48,256.97, 66,607.92 and 33,919.97 is: 46,818.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,256.97 : 66,607.92 = 33,919.97 : x
  2. Step 2: Convert to fraction form
    48,256.97/66,607.92 = 33,919.97/x
  3. Step 3: Cross multiply
    48,256.97x = 66,607.92 × 33,919.97
  4. Step 4: Simplify right side
    48,256.97x = 2,259,338,315.12
  5. Step 5: Solve for x
    x = 2,259,338,315.12/48,256.97
  6. Step 6: Final answer
    x = 46,818.91

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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.