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Finding the Fourth Proportional to 101,470.83, 139,915.16 and 75,895.24

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Solution

The fourth proportional to 101,470.83, 139,915.16 and 75,895.24 is: 104,649.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,470.83 : 139,915.16 = 75,895.24 : x
  2. Step 2: Convert to fraction form
    101,470.83/139,915.16 = 75,895.24/x
  3. Step 3: Cross multiply
    101,470.83x = 139,915.16 × 75,895.24
  4. Step 4: Simplify right side
    101,470.83x = 10,618,893,858.56
  5. Step 5: Solve for x
    x = 10,618,893,858.56/101,470.83
  6. Step 6: Final answer
    x = 104,649.71

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