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Finding the Fourth Proportional to 172,800.02, 238,414.34 and 112,459.48

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Solution

The fourth proportional to 172,800.02, 238,414.34 and 112,459.48 is: 155,161.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,800.02 : 238,414.34 = 112,459.48 : x
  2. Step 2: Convert to fraction form
    172,800.02/238,414.34 = 112,459.48/x
  3. Step 3: Cross multiply
    172,800.02x = 238,414.34 × 112,459.48
  4. Step 4: Simplify right side
    172,800.02x = 26,811,952,700.94
  5. Step 5: Solve for x
    x = 26,811,952,700.94/172,800.02
  6. Step 6: Final answer
    x = 155,161.75

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