Home / 141,356.84-195,074.94-77,694.44

Finding the Fourth Proportional to 141,356.84, 195,074.94 and 77,694.44

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Solution

The fourth proportional to 141,356.84, 195,074.94 and 77,694.44 is: 107,219.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,356.84 : 195,074.94 = 77,694.44 : x
  2. Step 2: Convert to fraction form
    141,356.84/195,074.94 = 77,694.44/x
  3. Step 3: Cross multiply
    141,356.84x = 195,074.94 × 77,694.44
  4. Step 4: Simplify right side
    141,356.84x = 15,156,238,221.33
  5. Step 5: Solve for x
    x = 15,156,238,221.33/141,356.84
  6. Step 6: Final answer
    x = 107,219.70

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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.