Home / 57,335.06-79,119.70-31,843.08

Finding the Fourth Proportional to 57,335.06, 79,119.70 and 31,843.08

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Solution

The fourth proportional to 57,335.06, 79,119.70 and 31,843.08 is: 43,941.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,335.06 : 79,119.70 = 31,843.08 : x
  2. Step 2: Convert to fraction form
    57,335.06/79,119.70 = 31,843.08/x
  3. Step 3: Cross multiply
    57,335.06x = 79,119.70 × 31,843.08
  4. Step 4: Simplify right side
    57,335.06x = 2,519,414,936.68
  5. Step 5: Solve for x
    x = 2,519,414,936.68/57,335.06
  6. Step 6: Final answer
    x = 43,941.96

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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.