Home / 193,868.55-290,746.29-75,511.74

Finding the Fourth Proportional to 193,868.55, 290,746.29 and 75,511.74

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Solution

The fourth proportional to 193,868.55, 290,746.29 and 75,511.74 is: 113,245.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,868.55 : 290,746.29 = 75,511.74 : x
  2. Step 2: Convert to fraction form
    193,868.55/290,746.29 = 75,511.74/x
  3. Step 3: Cross multiply
    193,868.55x = 290,746.29 × 75,511.74
  4. Step 4: Simplify right side
    193,868.55x = 21,954,758,256.44
  5. Step 5: Solve for x
    x = 21,954,758,256.44/193,868.55
  6. Step 6: Final answer
    x = 113,245.59

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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.