Home / 231,384.45-347,008.59-104,951.55

Finding the Fourth Proportional to 231,384.45, 347,008.59 and 104,951.55

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Solution

The fourth proportional to 231,384.45, 347,008.59 and 104,951.55 is: 157,396.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,384.45 : 347,008.59 = 104,951.55 : x
  2. Step 2: Convert to fraction form
    231,384.45/347,008.59 = 104,951.55/x
  3. Step 3: Cross multiply
    231,384.45x = 347,008.59 × 104,951.55
  4. Step 4: Simplify right side
    231,384.45x = 36,419,089,383.81
  5. Step 5: Solve for x
    x = 36,419,089,383.81/231,384.45
  6. Step 6: Final answer
    x = 157,396.44

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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.