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Finding the Fourth Proportional to 265,141.42, 397,774.40 and 87,648.41

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Solution

The fourth proportional to 265,141.42, 397,774.40 and 87,648.41 is: 131,493.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,141.42 : 397,774.40 = 87,648.41 : x
  2. Step 2: Convert to fraction form
    265,141.42/397,774.40 = 87,648.41/x
  3. Step 3: Cross multiply
    265,141.42x = 397,774.40 × 87,648.41
  4. Step 4: Simplify right side
    265,141.42x = 34,864,294,254.90
  5. Step 5: Solve for x
    x = 34,864,294,254.90/265,141.42
  6. Step 6: Final answer
    x = 131,493.20

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