Home / 248,813.20-373,608.60-143,837.20

Finding the Fourth Proportional to 248,813.20, 373,608.60 and 143,837.20

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Solution

The fourth proportional to 248,813.20, 373,608.60 and 143,837.20 is: 215,980.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,813.20 : 373,608.60 = 143,837.20 : x
  2. Step 2: Convert to fraction form
    248,813.20/373,608.60 = 143,837.20/x
  3. Step 3: Cross multiply
    248,813.20x = 373,608.60 × 143,837.20
  4. Step 4: Simplify right side
    248,813.20x = 53,738,814,919.92
  5. Step 5: Solve for x
    x = 53,738,814,919.92/248,813.20
  6. Step 6: Final answer
    x = 215,980.56

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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.