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Finding the Fourth Proportional to 190,030.53, 262,242.15 and 103,989.53

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Solution

The fourth proportional to 190,030.53, 262,242.15 and 103,989.53 is: 143,505.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,030.53 : 262,242.15 = 103,989.53 : x
  2. Step 2: Convert to fraction form
    190,030.53/262,242.15 = 103,989.53/x
  3. Step 3: Cross multiply
    190,030.53x = 262,242.15 × 103,989.53
  4. Step 4: Simplify right side
    190,030.53x = 27,270,436,613.48
  5. Step 5: Solve for x
    x = 27,270,436,613.48/190,030.53
  6. Step 6: Final answer
    x = 143,505.55

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