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Finding the Fourth Proportional to 210,692.25, 290,760.57 and 127,907.24

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Solution

The fourth proportional to 210,692.25, 290,760.57 and 127,907.24 is: 176,515.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,692.25 : 290,760.57 = 127,907.24 : x
  2. Step 2: Convert to fraction form
    210,692.25/290,760.57 = 127,907.24/x
  3. Step 3: Cross multiply
    210,692.25x = 290,760.57 × 127,907.24
  4. Step 4: Simplify right side
    210,692.25x = 37,190,380,555.72
  5. Step 5: Solve for x
    x = 37,190,380,555.72/210,692.25
  6. Step 6: Final answer
    x = 176,515.18

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