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Finding the Fourth Proportional to 267,354.88, 368,925.20 and 154,155.76

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Solution

The fourth proportional to 267,354.88, 368,925.20 and 154,155.76 is: 212,720.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,354.88 : 368,925.20 = 154,155.76 : x
  2. Step 2: Convert to fraction form
    267,354.88/368,925.20 = 154,155.76/x
  3. Step 3: Cross multiply
    267,354.88x = 368,925.20 × 154,155.76
  4. Step 4: Simplify right side
    267,354.88x = 56,871,944,589.15
  5. Step 5: Solve for x
    x = 56,871,944,589.15/267,354.88
  6. Step 6: Final answer
    x = 212,720.80

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