Home / 100,428.14-150,537.09-33,845.27

Finding the Fourth Proportional to 100,428.14, 150,537.09 and 33,845.27

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Solution

The fourth proportional to 100,428.14, 150,537.09 and 33,845.27 is: 50,732.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,428.14 : 150,537.09 = 33,845.27 : x
  2. Step 2: Convert to fraction form
    100,428.14/150,537.09 = 33,845.27/x
  3. Step 3: Cross multiply
    100,428.14x = 150,537.09 × 33,845.27
  4. Step 4: Simplify right side
    100,428.14x = 5,094,967,703.38
  5. Step 5: Solve for x
    x = 5,094,967,703.38/100,428.14
  6. Step 6: Final answer
    x = 50,732.47

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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.