Home / 54,095.38-81,022.07-31,271.27

Finding the Fourth Proportional to 54,095.38, 81,022.07 and 31,271.27

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Solution

The fourth proportional to 54,095.38, 81,022.07 and 31,271.27 is: 46,836.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,095.38 : 81,022.07 = 31,271.27 : x
  2. Step 2: Convert to fraction form
    54,095.38/81,022.07 = 31,271.27/x
  3. Step 3: Cross multiply
    54,095.38x = 81,022.07 × 31,271.27
  4. Step 4: Simplify right side
    54,095.38x = 2,533,662,700.00
  5. Step 5: Solve for x
    x = 2,533,662,700.00/54,095.38
  6. Step 6: Final answer
    x = 46,836.95

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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.