Home / 254,856.51-351,183.71-197,145.32

Finding the Fourth Proportional to 254,856.51, 351,183.71 and 197,145.32

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Solution

The fourth proportional to 254,856.51, 351,183.71 and 197,145.32 is: 271,659.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,856.51 : 351,183.71 = 197,145.32 : x
  2. Step 2: Convert to fraction form
    254,856.51/351,183.71 = 197,145.32/x
  3. Step 3: Cross multiply
    254,856.51x = 351,183.71 × 197,145.32
  4. Step 4: Simplify right side
    254,856.51x = 69,234,223,623.68
  5. Step 5: Solve for x
    x = 69,234,223,623.68/254,856.51
  6. Step 6: Final answer
    x = 271,659.62

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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.