Home / 141,674.25-195,505.88-78,010.41

Finding the Fourth Proportional to 141,674.25, 195,505.88 and 78,010.41

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Solution

The fourth proportional to 141,674.25, 195,505.88 and 78,010.41 is: 107,651.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,674.25 : 195,505.88 = 78,010.41 : x
  2. Step 2: Convert to fraction form
    141,674.25/195,505.88 = 78,010.41/x
  3. Step 3: Cross multiply
    141,674.25x = 195,505.88 × 78,010.41
  4. Step 4: Simplify right side
    141,674.25x = 15,251,493,466.16
  5. Step 5: Solve for x
    x = 15,251,493,466.16/141,674.25
  6. Step 6: Final answer
    x = 107,651.84

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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.