Home / 331,233.26-496,858.05-120,871.13

Finding the Fourth Proportional to 331,233.26, 496,858.05 and 120,871.13

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Solution

The fourth proportional to 331,233.26, 496,858.05 and 120,871.13 is: 181,309.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,233.26 : 496,858.05 = 120,871.13 : x
  2. Step 2: Convert to fraction form
    331,233.26/496,858.05 = 120,871.13/x
  3. Step 3: Cross multiply
    331,233.26x = 496,858.05 × 120,871.13
  4. Step 4: Simplify right side
    331,233.26x = 60,055,791,468.81
  5. Step 5: Solve for x
    x = 60,055,791,468.81/331,233.26
  6. Step 6: Final answer
    x = 181,309.67

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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.