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Finding the Fourth Proportional to 152,398.80, 228,857.40 and 113,000.40

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Solution

The fourth proportional to 152,398.80, 228,857.40 and 113,000.40 is: 169,692.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,398.80 : 228,857.40 = 113,000.40 : x
  2. Step 2: Convert to fraction form
    152,398.80/228,857.40 = 113,000.40/x
  3. Step 3: Cross multiply
    152,398.80x = 228,857.40 × 113,000.40
  4. Step 4: Simplify right side
    152,398.80x = 25,860,977,742.96
  5. Step 5: Solve for x
    x = 25,860,977,742.96/152,398.80
  6. Step 6: Final answer
    x = 169,692.79

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