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Finding the Fourth Proportional to 161,716.60, 242,574.90 and 73,070.20

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Solution

The fourth proportional to 161,716.60, 242,574.90 and 73,070.20 is: 109,605.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,716.60 : 242,574.90 = 73,070.20 : x
  2. Step 2: Convert to fraction form
    161,716.60/242,574.90 = 73,070.20/x
  3. Step 3: Cross multiply
    161,716.60x = 242,574.90 × 73,070.20
  4. Step 4: Simplify right side
    161,716.60x = 17,724,996,457.98
  5. Step 5: Solve for x
    x = 17,724,996,457.98/161,716.60
  6. Step 6: Final answer
    x = 109,605.30

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