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Finding the Fourth Proportional to 175,042.70, 262,564.05 and 81,730.70

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Solution

The fourth proportional to 175,042.70, 262,564.05 and 81,730.70 is: 122,596.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,042.70 : 262,564.05 = 81,730.70 : x
  2. Step 2: Convert to fraction form
    175,042.70/262,564.05 = 81,730.70/x
  3. Step 3: Cross multiply
    175,042.70x = 262,564.05 × 81,730.70
  4. Step 4: Simplify right side
    175,042.70x = 21,459,543,601.34
  5. Step 5: Solve for x
    x = 21,459,543,601.34/175,042.70
  6. Step 6: Final answer
    x = 122,596.05

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