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Finding the Fourth Proportional to 143,369.90, 215,098.60 and 73,298.42

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Solution

The fourth proportional to 143,369.90, 215,098.60 and 73,298.42 is: 109,970.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,369.90 : 215,098.60 = 73,298.42 : x
  2. Step 2: Convert to fraction form
    143,369.90/215,098.60 = 73,298.42/x
  3. Step 3: Cross multiply
    143,369.90x = 215,098.60 × 73,298.42
  4. Step 4: Simplify right side
    143,369.90x = 15,766,387,878.71
  5. Step 5: Solve for x
    x = 15,766,387,878.71/143,369.90
  6. Step 6: Final answer
    x = 109,970.00

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