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Finding the Fourth Proportional to 139,312.24, 192,253.28 and 75,650.03

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Solution

The fourth proportional to 139,312.24, 192,253.28 and 75,650.03 is: 104,398.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,312.24 : 192,253.28 = 75,650.03 : x
  2. Step 2: Convert to fraction form
    139,312.24/192,253.28 = 75,650.03/x
  3. Step 3: Cross multiply
    139,312.24x = 192,253.28 × 75,650.03
  4. Step 4: Simplify right side
    139,312.24x = 14,543,966,399.60
  5. Step 5: Solve for x
    x = 14,543,966,399.60/139,312.24
  6. Step 6: Final answer
    x = 104,398.34

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