Home / 57,942.54-79,954.29-35,314.38

Finding the Fourth Proportional to 57,942.54, 79,954.29 and 35,314.38

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Solution

The fourth proportional to 57,942.54, 79,954.29 and 35,314.38 is: 48,729.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,942.54 : 79,954.29 = 35,314.38 : x
  2. Step 2: Convert to fraction form
    57,942.54/79,954.29 = 35,314.38/x
  3. Step 3: Cross multiply
    57,942.54x = 79,954.29 × 35,314.38
  4. Step 4: Simplify right side
    57,942.54x = 2,823,536,179.69
  5. Step 5: Solve for x
    x = 2,823,536,179.69/57,942.54
  6. Step 6: Final answer
    x = 48,729.93

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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.