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Finding the Fourth Proportional to 104,751.32, 157,126.98 and 86,244.44

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Solution

The fourth proportional to 104,751.32, 157,126.98 and 86,244.44 is: 129,366.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,751.32 : 157,126.98 = 86,244.44 : x
  2. Step 2: Convert to fraction form
    104,751.32/157,126.98 = 86,244.44/x
  3. Step 3: Cross multiply
    104,751.32x = 157,126.98 × 86,244.44
  4. Step 4: Simplify right side
    104,751.32x = 13,551,328,398.99
  5. Step 5: Solve for x
    x = 13,551,328,398.99/104,751.32
  6. Step 6: Final answer
    x = 129,366.66

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