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Finding the Fourth Proportional to 79,013.88, 118,451.16 and 39,515.04

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Solution

The fourth proportional to 79,013.88, 118,451.16 and 39,515.04 is: 59,237.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,013.88 : 118,451.16 = 39,515.04 : x
  2. Step 2: Convert to fraction form
    79,013.88/118,451.16 = 39,515.04/x
  3. Step 3: Cross multiply
    79,013.88x = 118,451.16 × 39,515.04
  4. Step 4: Simplify right side
    79,013.88x = 4,680,602,325.45
  5. Step 5: Solve for x
    x = 4,680,602,325.45/79,013.88
  6. Step 6: Final answer
    x = 59,237.72

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