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Finding the Fourth Proportional to 367,897.20, 551,845.80 and 146,281.20

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Solution

The fourth proportional to 367,897.20, 551,845.80 and 146,281.20 is: 219,421.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,897.20 : 551,845.80 = 146,281.20 : x
  2. Step 2: Convert to fraction form
    367,897.20/551,845.80 = 146,281.20/x
  3. Step 3: Cross multiply
    367,897.20x = 551,845.80 × 146,281.20
  4. Step 4: Simplify right side
    367,897.20x = 80,724,665,838.96
  5. Step 5: Solve for x
    x = 80,724,665,838.96/367,897.20
  6. Step 6: Final answer
    x = 219,421.80

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