Home / 254,054.22-381,228.92-113,812.85

Finding the Fourth Proportional to 254,054.22, 381,228.92 and 113,812.85

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Solution

The fourth proportional to 254,054.22, 381,228.92 and 113,812.85 is: 170,785.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,054.22 : 381,228.92 = 113,812.85 : x
  2. Step 2: Convert to fraction form
    254,054.22/381,228.92 = 113,812.85/x
  3. Step 3: Cross multiply
    254,054.22x = 381,228.92 × 113,812.85
  4. Step 4: Simplify right side
    254,054.22x = 43,388,748,365.49
  5. Step 5: Solve for x
    x = 43,388,748,365.49/254,054.22
  6. Step 6: Final answer
    x = 170,785.39

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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.