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Finding the Fourth Proportional to 175,564.70, 263,347.05 and 105,407.90

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Solution

The fourth proportional to 175,564.70, 263,347.05 and 105,407.90 is: 158,111.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,564.70 : 263,347.05 = 105,407.90 : x
  2. Step 2: Convert to fraction form
    175,564.70/263,347.05 = 105,407.90/x
  3. Step 3: Cross multiply
    175,564.70x = 263,347.05 × 105,407.90
  4. Step 4: Simplify right side
    175,564.70x = 27,758,859,511.70
  5. Step 5: Solve for x
    x = 27,758,859,511.70/175,564.70
  6. Step 6: Final answer
    x = 158,111.85

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