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Finding the Fourth Proportional to 176,360.85, 243,375.78 and 99,877.80

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Solution

The fourth proportional to 176,360.85, 243,375.78 and 99,877.80 is: 137,830.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,360.85 : 243,375.78 = 99,877.80 : x
  2. Step 2: Convert to fraction form
    176,360.85/243,375.78 = 99,877.80/x
  3. Step 3: Cross multiply
    176,360.85x = 243,375.78 × 99,877.80
  4. Step 4: Simplify right side
    176,360.85x = 24,307,837,479.68
  5. Step 5: Solve for x
    x = 24,307,837,479.68/176,360.85
  6. Step 6: Final answer
    x = 137,830.12

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