Home / 251,530.25-347,179.97-148,254.64

Finding the Fourth Proportional to 251,530.25, 347,179.97 and 148,254.64

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Solution

The fourth proportional to 251,530.25, 347,179.97 and 148,254.64 is: 204,631.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,530.25 : 347,179.97 = 148,254.64 : x
  2. Step 2: Convert to fraction form
    251,530.25/347,179.97 = 148,254.64/x
  3. Step 3: Cross multiply
    251,530.25x = 347,179.97 × 148,254.64
  4. Step 4: Simplify right side
    251,530.25x = 51,471,040,970.25
  5. Step 5: Solve for x
    x = 51,471,040,970.25/251,530.25
  6. Step 6: Final answer
    x = 204,631.62

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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.