Home / 193,514.75-290,275.20-73,573.53

Finding the Fourth Proportional to 193,514.75, 290,275.20 and 73,573.53

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Solution

The fourth proportional to 193,514.75, 290,275.20 and 73,573.53 is: 110,361.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,514.75 : 290,275.20 = 73,573.53 : x
  2. Step 2: Convert to fraction form
    193,514.75/290,275.20 = 73,573.53/x
  3. Step 3: Cross multiply
    193,514.75x = 290,275.20 × 73,573.53
  4. Step 4: Simplify right side
    193,514.75x = 21,356,571,135.46
  5. Step 5: Solve for x
    x = 21,356,571,135.46/193,514.75
  6. Step 6: Final answer
    x = 110,361.46

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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.