Home / 48,273.22-66,555.43-31,247.43

Finding the Fourth Proportional to 48,273.22, 66,555.43 and 31,247.43

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Solution

The fourth proportional to 48,273.22, 66,555.43 and 31,247.43 is: 43,081.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,273.22 : 66,555.43 = 31,247.43 : x
  2. Step 2: Convert to fraction form
    48,273.22/66,555.43 = 31,247.43/x
  3. Step 3: Cross multiply
    48,273.22x = 66,555.43 × 31,247.43
  4. Step 4: Simplify right side
    48,273.22x = 2,079,686,140.04
  5. Step 5: Solve for x
    x = 2,079,686,140.04/48,273.22
  6. Step 6: Final answer
    x = 43,081.57

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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.