Home / 141,367.97-195,087.94-77,704.40

Finding the Fourth Proportional to 141,367.97, 195,087.94 and 77,704.40

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Solution

The fourth proportional to 141,367.97, 195,087.94 and 77,704.40 is: 107,232.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,367.97 : 195,087.94 = 77,704.40 : x
  2. Step 2: Convert to fraction form
    141,367.97/195,087.94 = 77,704.40/x
  3. Step 3: Cross multiply
    141,367.97x = 195,087.94 × 77,704.40
  4. Step 4: Simplify right side
    141,367.97x = 15,159,191,324.94
  5. Step 5: Solve for x
    x = 15,159,191,324.94/141,367.97
  6. Step 6: Final answer
    x = 107,232.15

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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.