Home / 251,532.68-347,164.38-144,174.60

Finding the Fourth Proportional to 251,532.68, 347,164.38 and 144,174.60

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Solution

The fourth proportional to 251,532.68, 347,164.38 and 144,174.60 is: 198,989.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,532.68 : 347,164.38 = 144,174.60 : x
  2. Step 2: Convert to fraction form
    251,532.68/347,164.38 = 144,174.60/x
  3. Step 3: Cross multiply
    251,532.68x = 347,164.38 × 144,174.60
  4. Step 4: Simplify right side
    251,532.68x = 50,052,285,620.75
  5. Step 5: Solve for x
    x = 50,052,285,620.75/251,532.68
  6. Step 6: Final answer
    x = 198,989.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.