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Finding the Fourth Proportional to 230,457.60, 318,043.80 and 134,971.56

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Solution

The fourth proportional to 230,457.60, 318,043.80 and 134,971.56 is: 186,267.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,457.60 : 318,043.80 = 134,971.56 : x
  2. Step 2: Convert to fraction form
    230,457.60/318,043.80 = 134,971.56/x
  3. Step 3: Cross multiply
    230,457.60x = 318,043.80 × 134,971.56
  4. Step 4: Simplify right side
    230,457.60x = 42,926,867,834.33
  5. Step 5: Solve for x
    x = 42,926,867,834.33/230,457.60
  6. Step 6: Final answer
    x = 186,267.96

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