Home / 150,667.36-225,993.72-55,916

Finding the Fourth Proportional to 150,667.36, 225,993.72 and 55,916

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Solution

The fourth proportional to 150,667.36, 225,993.72 and 55,916 is: 83,871.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,667.36 : 225,993.72 = 55,916 : x
  2. Step 2: Convert to fraction form
    150,667.36/225,993.72 = 55,916/x
  3. Step 3: Cross multiply
    150,667.36x = 225,993.72 × 55,916
  4. Step 4: Simplify right side
    150,667.36x = 12,636,664,847.52
  5. Step 5: Solve for x
    x = 12,636,664,847.52/150,667.36
  6. Step 6: Final answer
    x = 83,871.28

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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.