Home / 150,265.92-225,401.04-71,388.12

Finding the Fourth Proportional to 150,265.92, 225,401.04 and 71,388.12

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Solution

The fourth proportional to 150,265.92, 225,401.04 and 71,388.12 is: 107,083.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,265.92 : 225,401.04 = 71,388.12 : x
  2. Step 2: Convert to fraction form
    150,265.92/225,401.04 = 71,388.12/x
  3. Step 3: Cross multiply
    150,265.92x = 225,401.04 × 71,388.12
  4. Step 4: Simplify right side
    150,265.92x = 16,090,956,491.64
  5. Step 5: Solve for x
    x = 16,090,956,491.64/150,265.92
  6. Step 6: Final answer
    x = 107,083.21

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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.