Home / 141,243.71-194,949.95-80,849.25

Finding the Fourth Proportional to 141,243.71, 194,949.95 and 80,849.25

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Solution

The fourth proportional to 141,243.71, 194,949.95 and 80,849.25 is: 111,591.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,243.71 : 194,949.95 = 80,849.25 : x
  2. Step 2: Convert to fraction form
    141,243.71/194,949.95 = 80,849.25/x
  3. Step 3: Cross multiply
    141,243.71x = 194,949.95 × 80,849.25
  4. Step 4: Simplify right side
    141,243.71x = 15,761,556,840.79
  5. Step 5: Solve for x
    x = 15,761,556,840.79/141,243.71
  6. Step 6: Final answer
    x = 111,591.22

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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.