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Finding the Fourth Proportional to 127,482.80, 175,909.20 and 70,883.28

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Solution

The fourth proportional to 127,482.80, 175,909.20 and 70,883.28 is: 97,809.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,482.80 : 175,909.20 = 70,883.28 : x
  2. Step 2: Convert to fraction form
    127,482.80/175,909.20 = 70,883.28/x
  3. Step 3: Cross multiply
    127,482.80x = 175,909.20 × 70,883.28
  4. Step 4: Simplify right side
    127,482.80x = 12,469,021,078.18
  5. Step 5: Solve for x
    x = 12,469,021,078.18/127,482.80
  6. Step 6: Final answer
    x = 97,809.44

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