Home / 57,992.09-80,036.49-34,120.97

Finding the Fourth Proportional to 57,992.09, 80,036.49 and 34,120.97

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Solution

The fourth proportional to 57,992.09, 80,036.49 and 34,120.97 is: 47,091.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,992.09 : 80,036.49 = 34,120.97 : x
  2. Step 2: Convert to fraction form
    57,992.09/80,036.49 = 34,120.97/x
  3. Step 3: Cross multiply
    57,992.09x = 80,036.49 × 34,120.97
  4. Step 4: Simplify right side
    57,992.09x = 2,730,922,674.20
  5. Step 5: Solve for x
    x = 2,730,922,674.20/57,992.09
  6. Step 6: Final answer
    x = 47,091.30

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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.