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Finding the Fourth Proportional to 116,457.21, 160,661.14 and 76,100.92

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Solution

The fourth proportional to 116,457.21, 160,661.14 and 76,100.92 is: 104,986.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,457.21 : 160,661.14 = 76,100.92 : x
  2. Step 2: Convert to fraction form
    116,457.21/160,661.14 = 76,100.92/x
  3. Step 3: Cross multiply
    116,457.21x = 160,661.14 × 76,100.92
  4. Step 4: Simplify right side
    116,457.21x = 12,226,459,970.34
  5. Step 5: Solve for x
    x = 12,226,459,970.34/116,457.21
  6. Step 6: Final answer
    x = 104,986.72

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