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Finding the Fourth Proportional to 116,457.96, 160,717.69 and 65,486.74

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Solution

The fourth proportional to 116,457.96, 160,717.69 and 65,486.74 is: 90,374.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,457.96 : 160,717.69 = 65,486.74 : x
  2. Step 2: Convert to fraction form
    116,457.96/160,717.69 = 65,486.74/x
  3. Step 3: Cross multiply
    116,457.96x = 160,717.69 × 65,486.74
  4. Step 4: Simplify right side
    116,457.96x = 10,524,877,559.84
  5. Step 5: Solve for x
    x = 10,524,877,559.84/116,457.96
  6. Step 6: Final answer
    x = 90,374.91

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