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Finding the Fourth Proportional to 108,609.84, 162,937.44 and 33,728.04

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Solution

The fourth proportional to 108,609.84, 162,937.44 and 33,728.04 is: 50,599.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,609.84 : 162,937.44 = 33,728.04 : x
  2. Step 2: Convert to fraction form
    108,609.84/162,937.44 = 33,728.04/x
  3. Step 3: Cross multiply
    108,609.84x = 162,937.44 × 33,728.04
  4. Step 4: Simplify right side
    108,609.84x = 5,495,560,493.82
  5. Step 5: Solve for x
    x = 5,495,560,493.82/108,609.84
  6. Step 6: Final answer
    x = 50,599.10

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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.