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Finding the Fourth Proportional to 361,901.60, 542,852.40 and 162,009.80

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Solution

The fourth proportional to 361,901.60, 542,852.40 and 162,009.80 is: 243,014.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,901.60 : 542,852.40 = 162,009.80 : x
  2. Step 2: Convert to fraction form
    361,901.60/542,852.40 = 162,009.80/x
  3. Step 3: Cross multiply
    361,901.60x = 542,852.40 × 162,009.80
  4. Step 4: Simplify right side
    361,901.60x = 87,947,408,753.52
  5. Step 5: Solve for x
    x = 87,947,408,753.52/361,901.60
  6. Step 6: Final answer
    x = 243,014.70

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