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Finding the Fourth Proportional to 153,962.20, 230,828.10 and 83,920.60

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Solution

The fourth proportional to 153,962.20, 230,828.10 and 83,920.60 is: 125,818.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,962.20 : 230,828.10 = 83,920.60 : x
  2. Step 2: Convert to fraction form
    153,962.20/230,828.10 = 83,920.60/x
  3. Step 3: Cross multiply
    153,962.20x = 230,828.10 × 83,920.60
  4. Step 4: Simplify right side
    153,962.20x = 19,371,232,648.86
  5. Step 5: Solve for x
    x = 19,371,232,648.86/153,962.20
  6. Step 6: Final answer
    x = 125,818.11

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