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Finding the Fourth Proportional to 79,272.80, 118,909.20 and 34,852.40

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Solution

The fourth proportional to 79,272.80, 118,909.20 and 34,852.40 is: 52,278.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,272.80 : 118,909.20 = 34,852.40 : x
  2. Step 2: Convert to fraction form
    79,272.80/118,909.20 = 34,852.40/x
  3. Step 3: Cross multiply
    79,272.80x = 118,909.20 × 34,852.40
  4. Step 4: Simplify right side
    79,272.80x = 4,144,271,002.08
  5. Step 5: Solve for x
    x = 4,144,271,002.08/79,272.80
  6. Step 6: Final answer
    x = 52,278.60

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