Home / 45,590.07-62,943.19-31,273.88

Finding the Fourth Proportional to 45,590.07, 62,943.19 and 31,273.88

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Solution

The fourth proportional to 45,590.07, 62,943.19 and 31,273.88 is: 43,177.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,590.07 : 62,943.19 = 31,273.88 : x
  2. Step 2: Convert to fraction form
    45,590.07/62,943.19 = 31,273.88/x
  3. Step 3: Cross multiply
    45,590.07x = 62,943.19 × 31,273.88
  4. Step 4: Simplify right side
    45,590.07x = 1,968,477,850.05
  5. Step 5: Solve for x
    x = 1,968,477,850.05/45,590.07
  6. Step 6: Final answer
    x = 43,177.78

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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.