Home / 54,460.38-81,632.49-31,036.38

Finding the Fourth Proportional to 54,460.38, 81,632.49 and 31,036.38

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Solution

The fourth proportional to 54,460.38, 81,632.49 and 31,036.38 is: 46,521.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,460.38 : 81,632.49 = 31,036.38 : x
  2. Step 2: Convert to fraction form
    54,460.38/81,632.49 = 31,036.38/x
  3. Step 3: Cross multiply
    54,460.38x = 81,632.49 × 31,036.38
  4. Step 4: Simplify right side
    54,460.38x = 2,533,576,979.99
  5. Step 5: Solve for x
    x = 2,533,576,979.99/54,460.38
  6. Step 6: Final answer
    x = 46,521.47

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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.