Home / 245,736.92-339,113.58-143,832.44

Finding the Fourth Proportional to 245,736.92, 339,113.58 and 143,832.44

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Solution

The fourth proportional to 245,736.92, 339,113.58 and 143,832.44 is: 198,486.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,736.92 : 339,113.58 = 143,832.44 : x
  2. Step 2: Convert to fraction form
    245,736.92/339,113.58 = 143,832.44/x
  3. Step 3: Cross multiply
    245,736.92x = 339,113.58 × 143,832.44
  4. Step 4: Simplify right side
    245,736.92x = 48,775,533,648.54
  5. Step 5: Solve for x
    x = 48,775,533,648.54/245,736.92
  6. Step 6: Final answer
    x = 198,486.79

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1.5x scale

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.