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Finding the Fourth Proportional to 108,384.80, 162,346.80 and 89,952.80

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Solution

The fourth proportional to 108,384.80, 162,346.80 and 89,952.80 is: 134,737.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,384.80 : 162,346.80 = 89,952.80 : x
  2. Step 2: Convert to fraction form
    108,384.80/162,346.80 = 89,952.80/x
  3. Step 3: Cross multiply
    108,384.80x = 162,346.80 × 89,952.80
  4. Step 4: Simplify right side
    108,384.80x = 14,603,549,231.04
  5. Step 5: Solve for x
    x = 14,603,549,231.04/108,384.80
  6. Step 6: Final answer
    x = 134,737.98

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