Home / 82,579.65-113,960.97-46,769.01

Finding the Fourth Proportional to 82,579.65, 113,960.97 and 46,769.01

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Solution

The fourth proportional to 82,579.65, 113,960.97 and 46,769.01 is: 64,541.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,579.65 : 113,960.97 = 46,769.01 : x
  2. Step 2: Convert to fraction form
    82,579.65/113,960.97 = 46,769.01/x
  3. Step 3: Cross multiply
    82,579.65x = 113,960.97 × 46,769.01
  4. Step 4: Simplify right side
    82,579.65x = 5,329,841,745.54
  5. Step 5: Solve for x
    x = 5,329,841,745.54/82,579.65
  6. Step 6: Final answer
    x = 64,541.83

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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.