Home / 254,319.28-381,537.12-110,249.28

Finding the Fourth Proportional to 254,319.28, 381,537.12 and 110,249.28

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Solution

The fourth proportional to 254,319.28, 381,537.12 and 110,249.28 is: 165,399.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,319.28 : 381,537.12 = 110,249.28 : x
  2. Step 2: Convert to fraction form
    254,319.28/381,537.12 = 110,249.28/x
  3. Step 3: Cross multiply
    254,319.28x = 381,537.12 × 110,249.28
  4. Step 4: Simplify right side
    254,319.28x = 42,064,192,773.27
  5. Step 5: Solve for x
    x = 42,064,192,773.27/254,319.28
  6. Step 6: Final answer
    x = 165,399.15

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1.5x scale

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.