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Finding the Fourth Proportional to 127,756.90, 191,672.34 and 52,863.22

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Solution

The fourth proportional to 127,756.90, 191,672.34 and 52,863.22 is: 79,310.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,756.90 : 191,672.34 = 52,863.22 : x
  2. Step 2: Convert to fraction form
    127,756.90/191,672.34 = 52,863.22/x
  3. Step 3: Cross multiply
    127,756.90x = 191,672.34 × 52,863.22
  4. Step 4: Simplify right side
    127,756.90x = 10,132,417,077.33
  5. Step 5: Solve for x
    x = 10,132,417,077.33/127,756.90
  6. Step 6: Final answer
    x = 79,310.14

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