Home / 60,606.21-90,882.93-20,614.36

Finding the Fourth Proportional to 60,606.21, 90,882.93 and 20,614.36

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Solution

The fourth proportional to 60,606.21, 90,882.93 and 20,614.36 is: 30,912.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,606.21 : 90,882.93 = 20,614.36 : x
  2. Step 2: Convert to fraction form
    60,606.21/90,882.93 = 20,614.36/x
  3. Step 3: Cross multiply
    60,606.21x = 90,882.93 × 20,614.36
  4. Step 4: Simplify right side
    60,606.21x = 1,873,493,436.87
  5. Step 5: Solve for x
    x = 1,873,493,436.87/60,606.21
  6. Step 6: Final answer
    x = 30,912.57

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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.