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Finding the Fourth Proportional to 152,404.40, 228,606.60 and 131,409.20

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Solution

The fourth proportional to 152,404.40, 228,606.60 and 131,409.20 is: 197,113.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,404.40 : 228,606.60 = 131,409.20 : x
  2. Step 2: Convert to fraction form
    152,404.40/228,606.60 = 131,409.20/x
  3. Step 3: Cross multiply
    152,404.40x = 228,606.60 × 131,409.20
  4. Step 4: Simplify right side
    152,404.40x = 30,041,010,420.72
  5. Step 5: Solve for x
    x = 30,041,010,420.72/152,404.40
  6. Step 6: Final answer
    x = 197,113.80

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