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Finding the Fourth Proportional to 96,393.97, 133,025.32 and 52,790.37

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Solution

The fourth proportional to 96,393.97, 133,025.32 and 52,790.37 is: 72,851.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,393.97 : 133,025.32 = 52,790.37 : x
  2. Step 2: Convert to fraction form
    96,393.97/133,025.32 = 52,790.37/x
  3. Step 3: Cross multiply
    96,393.97x = 133,025.32 × 52,790.37
  4. Step 4: Simplify right side
    96,393.97x = 7,022,455,862.17
  5. Step 5: Solve for x
    x = 7,022,455,862.17/96,393.97
  6. Step 6: Final answer
    x = 72,851.61

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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.