Home / 57,935.16-79,917.12-34,057.44

Finding the Fourth Proportional to 57,935.16, 79,917.12 and 34,057.44

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Solution

The fourth proportional to 57,935.16, 79,917.12 and 34,057.44 is: 46,979.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,935.16 : 79,917.12 = 34,057.44 : x
  2. Step 2: Convert to fraction form
    57,935.16/79,917.12 = 34,057.44/x
  3. Step 3: Cross multiply
    57,935.16x = 79,917.12 × 34,057.44
  4. Step 4: Simplify right side
    57,935.16x = 2,721,772,519.37
  5. Step 5: Solve for x
    x = 2,721,772,519.37/57,935.16
  6. Step 6: Final answer
    x = 46,979.63

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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.