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Finding the Fourth Proportional to 48,047.68, 66,336.65 and 31,077.93

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Solution

The fourth proportional to 48,047.68, 66,336.65 and 31,077.93 is: 42,907.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,047.68 : 66,336.65 = 31,077.93 : x
  2. Step 2: Convert to fraction form
    48,047.68/66,336.65 = 31,077.93/x
  3. Step 3: Cross multiply
    48,047.68x = 66,336.65 × 31,077.93
  4. Step 4: Simplify right side
    48,047.68x = 2,061,605,765.13
  5. Step 5: Solve for x
    x = 2,061,605,765.13/48,047.68
  6. Step 6: Final answer
    x = 42,907.50

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