Home / 108,378.28-162,508.02-33,478.12

Finding the Fourth Proportional to 108,378.28, 162,508.02 and 33,478.12

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Solution

The fourth proportional to 108,378.28, 162,508.02 and 33,478.12 is: 50,198.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,378.28 : 162,508.02 = 33,478.12 : x
  2. Step 2: Convert to fraction form
    108,378.28/162,508.02 = 33,478.12/x
  3. Step 3: Cross multiply
    108,378.28x = 162,508.02 × 33,478.12
  4. Step 4: Simplify right side
    108,378.28x = 5,440,462,994.52
  5. Step 5: Solve for x
    x = 5,440,462,994.52/108,378.28
  6. Step 6: Final answer
    x = 50,198.83

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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.