Home / 150,102.41-225,411.20-133,273.45

Finding the Fourth Proportional to 150,102.41, 225,411.20 and 133,273.45

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Solution

The fourth proportional to 150,102.41, 225,411.20 and 133,273.45 is: 200,138.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,102.41 : 225,411.20 = 133,273.45 : x
  2. Step 2: Convert to fraction form
    150,102.41/225,411.20 = 133,273.45/x
  3. Step 3: Cross multiply
    150,102.41x = 225,411.20 × 133,273.45
  4. Step 4: Simplify right side
    150,102.41x = 30,041,326,499.22
  5. Step 5: Solve for x
    x = 30,041,326,499.22/150,102.41
  6. Step 6: Final answer
    x = 200,138.87

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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.