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Finding the Fourth Proportional to 72,943.16, 100,636.44 and 44,271.86

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Solution

The fourth proportional to 72,943.16, 100,636.44 and 44,271.86 is: 61,079.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,943.16 : 100,636.44 = 44,271.86 : x
  2. Step 2: Convert to fraction form
    72,943.16/100,636.44 = 44,271.86/x
  3. Step 3: Cross multiply
    72,943.16x = 100,636.44 × 44,271.86
  4. Step 4: Simplify right side
    72,943.16x = 4,455,362,382.58
  5. Step 5: Solve for x
    x = 4,455,362,382.58/72,943.16
  6. Step 6: Final answer
    x = 61,079.92

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