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Finding the Fourth Proportional to 203,726.16, 305,385.80 and 102,214.08

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Solution

The fourth proportional to 203,726.16, 305,385.80 and 102,214.08 is: 153,219.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,726.16 : 305,385.80 = 102,214.08 : x
  2. Step 2: Convert to fraction form
    203,726.16/305,385.80 = 102,214.08/x
  3. Step 3: Cross multiply
    203,726.16x = 305,385.80 × 102,214.08
  4. Step 4: Simplify right side
    203,726.16x = 31,214,728,080.99
  5. Step 5: Solve for x
    x = 31,214,728,080.99/203,726.16
  6. Step 6: Final answer
    x = 153,219.05

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