Home / 150,224.92-207,249.78-86,528.68

Finding the Fourth Proportional to 150,224.92, 207,249.78 and 86,528.68

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Solution

The fourth proportional to 150,224.92, 207,249.78 and 86,528.68 is: 119,374.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,224.92 : 207,249.78 = 86,528.68 : x
  2. Step 2: Convert to fraction form
    150,224.92/207,249.78 = 86,528.68/x
  3. Step 3: Cross multiply
    150,224.92x = 207,249.78 × 86,528.68
  4. Step 4: Simplify right side
    150,224.92x = 17,933,049,893.69
  5. Step 5: Solve for x
    x = 17,933,049,893.69/150,224.92
  6. Step 6: Final answer
    x = 119,374.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.