Home / 100,391.10-150,548.27-33,813.33

Finding the Fourth Proportional to 100,391.10, 150,548.27 and 33,813.33

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Solution

The fourth proportional to 100,391.10, 150,548.27 and 33,813.33 is: 50,707.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,391.10 : 150,548.27 = 33,813.33 : x
  2. Step 2: Convert to fraction form
    100,391.10/150,548.27 = 33,813.33/x
  3. Step 3: Cross multiply
    100,391.10x = 150,548.27 × 33,813.33
  4. Step 4: Simplify right side
    100,391.10x = 5,090,538,165.37
  5. Step 5: Solve for x
    x = 5,090,538,165.37/100,391.10
  6. Step 6: Final answer
    x = 50,707.07

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1.5x scale

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.