Home / 199,975.97-299,964.55-57,832.82

Finding the Fourth Proportional to 199,975.97, 299,964.55 and 57,832.82

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Solution

The fourth proportional to 199,975.97, 299,964.55 and 57,832.82 is: 86,749.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,975.97 : 299,964.55 = 57,832.82 : x
  2. Step 2: Convert to fraction form
    199,975.97/299,964.55 = 57,832.82/x
  3. Step 3: Cross multiply
    199,975.97x = 299,964.55 × 57,832.82
  4. Step 4: Simplify right side
    199,975.97x = 17,347,795,306.99
  5. Step 5: Solve for x
    x = 17,347,795,306.99/199,975.97
  6. Step 6: Final answer
    x = 86,749.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.