Home / 141,418.85-195,161.34-76,891.77

Finding the Fourth Proportional to 141,418.85, 195,161.34 and 76,891.77

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Solution

The fourth proportional to 141,418.85, 195,161.34 and 76,891.77 is: 106,112.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,418.85 : 195,161.34 = 76,891.77 : x
  2. Step 2: Convert to fraction form
    141,418.85/195,161.34 = 76,891.77/x
  3. Step 3: Cross multiply
    141,418.85x = 195,161.34 × 76,891.77
  4. Step 4: Simplify right side
    141,418.85x = 15,006,301,156.52
  5. Step 5: Solve for x
    x = 15,006,301,156.52/141,418.85
  6. Step 6: Final answer
    x = 106,112.46

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.