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Finding the Fourth Proportional to 57,735.72, 79,676.28 and 33,863.04

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Solution

The fourth proportional to 57,735.72, 79,676.28 and 33,863.04 is: 46,731.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,735.72 : 79,676.28 = 33,863.04 : x
  2. Step 2: Convert to fraction form
    57,735.72/79,676.28 = 33,863.04/x
  3. Step 3: Cross multiply
    57,735.72x = 79,676.28 × 33,863.04
  4. Step 4: Simplify right side
    57,735.72x = 2,698,081,056.69
  5. Step 5: Solve for x
    x = 2,698,081,056.69/57,735.72
  6. Step 6: Final answer
    x = 46,731.57

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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.