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Finding the Fourth Proportional to 205,323.40, 307,754.70 and 116,619.40

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Solution

The fourth proportional to 205,323.40, 307,754.70 and 116,619.40 is: 174,798.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,323.40 : 307,754.70 = 116,619.40 : x
  2. Step 2: Convert to fraction form
    205,323.40/307,754.70 = 116,619.40/x
  3. Step 3: Cross multiply
    205,323.40x = 307,754.70 × 116,619.40
  4. Step 4: Simplify right side
    205,323.40x = 35,890,168,461.18
  5. Step 5: Solve for x
    x = 35,890,168,461.18/205,323.40
  6. Step 6: Final answer
    x = 174,798.24

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