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Finding the Fourth Proportional to 57,353.60, 79,134.12 and 33,466.64

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Solution

The fourth proportional to 57,353.60, 79,134.12 and 33,466.64 is: 46,175.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,353.60 : 79,134.12 = 33,466.64 : x
  2. Step 2: Convert to fraction form
    57,353.60/79,134.12 = 33,466.64/x
  3. Step 3: Cross multiply
    57,353.60x = 79,134.12 × 33,466.64
  4. Step 4: Simplify right side
    57,353.60x = 2,648,353,105.76
  5. Step 5: Solve for x
    x = 2,648,353,105.76/57,353.60
  6. Step 6: Final answer
    x = 46,175.88

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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.