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Finding the Fourth Proportional to 101,672.52, 140,274.45 and 61,370.97

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Solution

The fourth proportional to 101,672.52, 140,274.45 and 61,370.97 is: 84,671.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,672.52 : 140,274.45 = 61,370.97 : x
  2. Step 2: Convert to fraction form
    101,672.52/140,274.45 = 61,370.97/x
  3. Step 3: Cross multiply
    101,672.52x = 140,274.45 × 61,370.97
  4. Step 4: Simplify right side
    101,672.52x = 8,608,779,062.72
  5. Step 5: Solve for x
    x = 8,608,779,062.72/101,672.52
  6. Step 6: Final answer
    x = 84,671.64

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