Home / 57,865.05-79,842.87-33,983.01

Finding the Fourth Proportional to 57,865.05, 79,842.87 and 33,983.01

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Solution

The fourth proportional to 57,865.05, 79,842.87 and 33,983.01 is: 46,890.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,865.05 : 79,842.87 = 33,983.01 : x
  2. Step 2: Convert to fraction form
    57,865.05/79,842.87 = 33,983.01/x
  3. Step 3: Cross multiply
    57,865.05x = 79,842.87 × 33,983.01
  4. Step 4: Simplify right side
    57,865.05x = 2,713,301,049.64
  5. Step 5: Solve for x
    x = 2,713,301,049.64/57,865.05
  6. Step 6: Final answer
    x = 46,890.15

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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.