Home / 57,979.54-80,172.82-46,022.12

Finding the Fourth Proportional to 57,979.54, 80,172.82 and 46,022.12

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Solution

The fourth proportional to 57,979.54, 80,172.82 and 46,022.12 is: 63,638.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,979.54 : 80,172.82 = 46,022.12 : x
  2. Step 2: Convert to fraction form
    57,979.54/80,172.82 = 46,022.12/x
  3. Step 3: Cross multiply
    57,979.54x = 80,172.82 × 46,022.12
  4. Step 4: Simplify right side
    57,979.54x = 3,689,723,142.78
  5. Step 5: Solve for x
    x = 3,689,723,142.78/57,979.54
  6. Step 6: Final answer
    x = 63,638.37

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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.