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Finding the Fourth Proportional to 181,319.40, 272,004.70 and 56,647.40

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Solution

The fourth proportional to 181,319.40, 272,004.70 and 56,647.40 is: 84,979.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,319.40 : 272,004.70 = 56,647.40 : x
  2. Step 2: Convert to fraction form
    181,319.40/272,004.70 = 56,647.40/x
  3. Step 3: Cross multiply
    181,319.40x = 272,004.70 × 56,647.40
  4. Step 4: Simplify right side
    181,319.40x = 15,408,359,042.78
  5. Step 5: Solve for x
    x = 15,408,359,042.78/181,319.40
  6. Step 6: Final answer
    x = 84,979.10

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