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Finding the Fourth Proportional to 108,144.95, 162,232.95 and 33,271.39

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Solution

The fourth proportional to 108,144.95, 162,232.95 and 33,271.39 is: 49,911.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,144.95 : 162,232.95 = 33,271.39 : x
  2. Step 2: Convert to fraction form
    108,144.95/162,232.95 = 33,271.39/x
  3. Step 3: Cross multiply
    108,144.95x = 162,232.95 × 33,271.39
  4. Step 4: Simplify right side
    108,144.95x = 5,397,714,939.14
  5. Step 5: Solve for x
    x = 5,397,714,939.14/108,144.95
  6. Step 6: Final answer
    x = 49,911.85

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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.