Home / 231,845.64-347,533.17-131,799.11

Finding the Fourth Proportional to 231,845.64, 347,533.17 and 131,799.11

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Solution

The fourth proportional to 231,845.64, 347,533.17 and 131,799.11 is: 197,564.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,845.64 : 347,533.17 = 131,799.11 : x
  2. Step 2: Convert to fraction form
    231,845.64/347,533.17 = 131,799.11/x
  3. Step 3: Cross multiply
    231,845.64x = 347,533.17 × 131,799.11
  4. Step 4: Simplify right side
    231,845.64x = 45,804,560,763.81
  5. Step 5: Solve for x
    x = 45,804,560,763.81/231,845.64
  6. Step 6: Final answer
    x = 197,564.90

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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.