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Finding the Fourth Proportional to 125,203.32, 172,781.28 and 67,843.53

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Solution

The fourth proportional to 125,203.32, 172,781.28 and 67,843.53 is: 93,624.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,203.32 : 172,781.28 = 67,843.53 : x
  2. Step 2: Convert to fraction form
    125,203.32/172,781.28 = 67,843.53/x
  3. Step 3: Cross multiply
    125,203.32x = 172,781.28 × 67,843.53
  4. Step 4: Simplify right side
    125,203.32x = 11,722,091,953.12
  5. Step 5: Solve for x
    x = 11,722,091,953.12/125,203.32
  6. Step 6: Final answer
    x = 93,624.45

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