Home / 254,676.96-351,517.32-147,309.12

Finding the Fourth Proportional to 254,676.96, 351,517.32 and 147,309.12

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Solution

The fourth proportional to 254,676.96, 351,517.32 and 147,309.12 is: 203,323.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,676.96 : 351,517.32 = 147,309.12 : x
  2. Step 2: Convert to fraction form
    254,676.96/351,517.32 = 147,309.12/x
  3. Step 3: Cross multiply
    254,676.96x = 351,517.32 × 147,309.12
  4. Step 4: Simplify right side
    254,676.96x = 51,781,707,073.96
  5. Step 5: Solve for x
    x = 51,781,707,073.96/254,676.96
  6. Step 6: Final answer
    x = 203,323.09

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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.