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Finding the Fourth Proportional to 116,209.03, 160,347.13 and 78,024.01

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Solution

The fourth proportional to 116,209.03, 160,347.13 and 78,024.01 is: 107,658.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,209.03 : 160,347.13 = 78,024.01 : x
  2. Step 2: Convert to fraction form
    116,209.03/160,347.13 = 78,024.01/x
  3. Step 3: Cross multiply
    116,209.03x = 160,347.13 × 78,024.01
  4. Step 4: Simplify right side
    116,209.03x = 12,510,926,074.59
  5. Step 5: Solve for x
    x = 12,510,926,074.59/116,209.03
  6. Step 6: Final answer
    x = 107,658.81

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