Home / 57,289.72-79,043.64-37,147.44

Finding the Fourth Proportional to 57,289.72, 79,043.64 and 37,147.44

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Solution

The fourth proportional to 57,289.72, 79,043.64 and 37,147.44 is: 51,252.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,289.72 : 79,043.64 = 37,147.44 : x
  2. Step 2: Convert to fraction form
    57,289.72/79,043.64 = 37,147.44/x
  3. Step 3: Cross multiply
    57,289.72x = 79,043.64 × 37,147.44
  4. Step 4: Simplify right side
    57,289.72x = 2,936,268,874.28
  5. Step 5: Solve for x
    x = 2,936,268,874.28/57,289.72
  6. Step 6: Final answer
    x = 51,252.98

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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.