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Finding the Fourth Proportional to 106,841.60, 160,132.80 and 47,614.40

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Solution

The fourth proportional to 106,841.60, 160,132.80 and 47,614.40 is: 71,363.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,841.60 : 160,132.80 = 47,614.40 : x
  2. Step 2: Convert to fraction form
    106,841.60/160,132.80 = 47,614.40/x
  3. Step 3: Cross multiply
    106,841.60x = 160,132.80 × 47,614.40
  4. Step 4: Simplify right side
    106,841.60x = 7,624,627,192.32
  5. Step 5: Solve for x
    x = 7,624,627,192.32/106,841.60
  6. Step 6: Final answer
    x = 71,363.84

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