Home / 126,261.42-189,410.13-41,993.82

Finding the Fourth Proportional to 126,261.42, 189,410.13 and 41,993.82

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Solution

The fourth proportional to 126,261.42, 189,410.13 and 41,993.82 is: 62,996.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,261.42 : 189,410.13 = 41,993.82 : x
  2. Step 2: Convert to fraction form
    126,261.42/189,410.13 = 41,993.82/x
  3. Step 3: Cross multiply
    126,261.42x = 189,410.13 × 41,993.82
  4. Step 4: Simplify right side
    126,261.42x = 7,954,054,905.40
  5. Step 5: Solve for x
    x = 7,954,054,905.40/126,261.42
  6. Step 6: Final answer
    x = 62,996.72

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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.