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Finding the Fourth Proportional to 150,636.94, 207,872.02 and 82,652.22

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Solution

The fourth proportional to 150,636.94, 207,872.02 and 82,652.22 is: 114,056.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,636.94 : 207,872.02 = 82,652.22 : x
  2. Step 2: Convert to fraction form
    150,636.94/207,872.02 = 82,652.22/x
  3. Step 3: Cross multiply
    150,636.94x = 207,872.02 × 82,652.22
  4. Step 4: Simplify right side
    150,636.94x = 17,181,083,928.88
  5. Step 5: Solve for x
    x = 17,181,083,928.88/150,636.94
  6. Step 6: Final answer
    x = 114,056.25

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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.