Home / 150,456.34-225,685.32-45,274.60

Finding the Fourth Proportional to 150,456.34, 225,685.32 and 45,274.60

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Solution

The fourth proportional to 150,456.34, 225,685.32 and 45,274.60 is: 67,912.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,456.34 : 225,685.32 = 45,274.60 : x
  2. Step 2: Convert to fraction form
    150,456.34/225,685.32 = 45,274.60/x
  3. Step 3: Cross multiply
    150,456.34x = 225,685.32 × 45,274.60
  4. Step 4: Simplify right side
    150,456.34x = 10,217,812,588.87
  5. Step 5: Solve for x
    x = 10,217,812,588.87/150,456.34
  6. Step 6: Final answer
    x = 67,912.14

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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.