Home / 117,310.20-175,850.10-104,868.60

Finding the Fourth Proportional to 117,310.20, 175,850.10 and 104,868.60

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Solution

The fourth proportional to 117,310.20, 175,850.10 and 104,868.60 is: 157,199.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,310.20 : 175,850.10 = 104,868.60 : x
  2. Step 2: Convert to fraction form
    117,310.20/175,850.10 = 104,868.60/x
  3. Step 3: Cross multiply
    117,310.20x = 175,850.10 × 104,868.60
  4. Step 4: Simplify right side
    117,310.20x = 18,441,153,796.86
  5. Step 5: Solve for x
    x = 18,441,153,796.86/117,310.20
  6. Step 6: Final answer
    x = 157,199.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.