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Finding the Fourth Proportional to 176,139.20, 264,381.60 and 87,492.80

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Solution

The fourth proportional to 176,139.20, 264,381.60 and 87,492.80 is: 131,325.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,139.20 : 264,381.60 = 87,492.80 : x
  2. Step 2: Convert to fraction form
    176,139.20/264,381.60 = 87,492.80/x
  3. Step 3: Cross multiply
    176,139.20x = 264,381.60 × 87,492.80
  4. Step 4: Simplify right side
    176,139.20x = 23,131,486,452.48
  5. Step 5: Solve for x
    x = 23,131,486,452.48/176,139.20
  6. Step 6: Final answer
    x = 131,325.03

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