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Finding the Fourth Proportional to 157,466.70, 236,200.05 and 78,734.70

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Solution

The fourth proportional to 157,466.70, 236,200.05 and 78,734.70 is: 118,102.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,466.70 : 236,200.05 = 78,734.70 : x
  2. Step 2: Convert to fraction form
    157,466.70/236,200.05 = 78,734.70/x
  3. Step 3: Cross multiply
    157,466.70x = 236,200.05 × 78,734.70
  4. Step 4: Simplify right side
    157,466.70x = 18,597,140,076.74
  5. Step 5: Solve for x
    x = 18,597,140,076.74/157,466.70
  6. Step 6: Final answer
    x = 118,102.05

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