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Finding the Fourth Proportional to 104,005.96, 156,008.82 and 33,885.16

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Solution

The fourth proportional to 104,005.96, 156,008.82 and 33,885.16 is: 50,827.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,005.96 : 156,008.82 = 33,885.16 : x
  2. Step 2: Convert to fraction form
    104,005.96/156,008.82 = 33,885.16/x
  3. Step 3: Cross multiply
    104,005.96x = 156,008.82 × 33,885.16
  4. Step 4: Simplify right side
    104,005.96x = 5,286,383,827.11
  5. Step 5: Solve for x
    x = 5,286,383,827.11/104,005.96
  6. Step 6: Final answer
    x = 50,827.70

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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.