Home / 307,217.33-461,033.45-107,539.37

Finding the Fourth Proportional to 307,217.33, 461,033.45 and 107,539.37

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Solution

The fourth proportional to 307,217.33, 461,033.45 and 107,539.37 is: 161,381.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,217.33 : 461,033.45 = 107,539.37 : x
  2. Step 2: Convert to fraction form
    307,217.33/461,033.45 = 107,539.37/x
  3. Step 3: Cross multiply
    307,217.33x = 461,033.45 × 107,539.37
  4. Step 4: Simplify right side
    307,217.33x = 49,579,244,725.61
  5. Step 5: Solve for x
    x = 49,579,244,725.61/307,217.33
  6. Step 6: Final answer
    x = 161,381.67

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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.