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Finding the Fourth Proportional to 57,361.96, 79,115.70 and 41,498.92

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Solution

The fourth proportional to 57,361.96, 79,115.70 and 41,498.92 is: 57,236.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,361.96 : 79,115.70 = 41,498.92 : x
  2. Step 2: Convert to fraction form
    57,361.96/79,115.70 = 41,498.92/x
  3. Step 3: Cross multiply
    57,361.96x = 79,115.70 × 41,498.92
  4. Step 4: Simplify right side
    57,361.96x = 3,283,216,105.04
  5. Step 5: Solve for x
    x = 3,283,216,105.04/57,361.96
  6. Step 6: Final answer
    x = 57,236.82

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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.