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Finding the Fourth Proportional to 185,298.18, 255,711.48 and 100,415.25

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Solution

The fourth proportional to 185,298.18, 255,711.48 and 100,415.25 is: 138,573.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,298.18 : 255,711.48 = 100,415.25 : x
  2. Step 2: Convert to fraction form
    185,298.18/255,711.48 = 100,415.25/x
  3. Step 3: Cross multiply
    185,298.18x = 255,711.48 × 100,415.25
  4. Step 4: Simplify right side
    185,298.18x = 25,677,332,192.07
  5. Step 5: Solve for x
    x = 25,677,332,192.07/185,298.18
  6. Step 6: Final answer
    x = 138,573.04

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