Home / 54,722.98-75,514.46-31,751.02

Finding the Fourth Proportional to 54,722.98, 75,514.46 and 31,751.02

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Solution

The fourth proportional to 54,722.98, 75,514.46 and 31,751.02 is: 43,814.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,722.98 : 75,514.46 = 31,751.02 : x
  2. Step 2: Convert to fraction form
    54,722.98/75,514.46 = 31,751.02/x
  3. Step 3: Cross multiply
    54,722.98x = 75,514.46 × 31,751.02
  4. Step 4: Simplify right side
    54,722.98x = 2,397,660,782.21
  5. Step 5: Solve for x
    x = 2,397,660,782.21/54,722.98
  6. Step 6: Final answer
    x = 43,814.52

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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.