Home / 86,944.73-130,406.21-27,775.49

Finding the Fourth Proportional to 86,944.73, 130,406.21 and 27,775.49

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Solution

The fourth proportional to 86,944.73, 130,406.21 and 27,775.49 is: 41,659.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,944.73 : 130,406.21 = 27,775.49 : x
  2. Step 2: Convert to fraction form
    86,944.73/130,406.21 = 27,775.49/x
  3. Step 3: Cross multiply
    86,944.73x = 130,406.21 × 27,775.49
  4. Step 4: Simplify right side
    86,944.73x = 3,622,096,242.92
  5. Step 5: Solve for x
    x = 3,622,096,242.92/86,944.73
  6. Step 6: Final answer
    x = 41,659.76

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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.