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Finding the Fourth Proportional to 57,396.88, 79,195.53 and 34,731.46

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Solution

The fourth proportional to 57,396.88, 79,195.53 and 34,731.46 is: 47,922.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,396.88 : 79,195.53 = 34,731.46 : x
  2. Step 2: Convert to fraction form
    57,396.88/79,195.53 = 34,731.46/x
  3. Step 3: Cross multiply
    57,396.88x = 79,195.53 × 34,731.46
  4. Step 4: Simplify right side
    57,396.88x = 2,750,576,382.37
  5. Step 5: Solve for x
    x = 2,750,576,382.37/57,396.88
  6. Step 6: Final answer
    x = 47,922.05

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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.