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Finding the Fourth Proportional to 150,649.34, 225,975.31 and 38,329.67

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Solution

The fourth proportional to 150,649.34, 225,975.31 and 38,329.67 is: 57,494.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,649.34 : 225,975.31 = 38,329.67 : x
  2. Step 2: Convert to fraction form
    150,649.34/225,975.31 = 38,329.67/x
  3. Step 3: Cross multiply
    150,649.34x = 225,975.31 × 38,329.67
  4. Step 4: Simplify right side
    150,649.34x = 8,661,559,529.56
  5. Step 5: Solve for x
    x = 8,661,559,529.56/150,649.34
  6. Step 6: Final answer
    x = 57,494.84

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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.