Home / 207,782.21-311,673.40-50,010.66

Finding the Fourth Proportional to 207,782.21, 311,673.40 and 50,010.66

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Solution

The fourth proportional to 207,782.21, 311,673.40 and 50,010.66 is: 75,016.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,782.21 : 311,673.40 = 50,010.66 : x
  2. Step 2: Convert to fraction form
    207,782.21/311,673.40 = 50,010.66/x
  3. Step 3: Cross multiply
    207,782.21x = 311,673.40 × 50,010.66
  4. Step 4: Simplify right side
    207,782.21x = 15,586,992,313.42
  5. Step 5: Solve for x
    x = 15,586,992,313.42/207,782.21
  6. Step 6: Final answer
    x = 75,016.01

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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.