Home / 141,839.56-195,724.57-84,467.47

Finding the Fourth Proportional to 141,839.56, 195,724.57 and 84,467.47

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Solution

The fourth proportional to 141,839.56, 195,724.57 and 84,467.47 is: 116,556.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,839.56 : 195,724.57 = 84,467.47 : x
  2. Step 2: Convert to fraction form
    141,839.56/195,724.57 = 84,467.47/x
  3. Step 3: Cross multiply
    141,839.56x = 195,724.57 × 84,467.47
  4. Step 4: Simplify right side
    141,839.56x = 16,532,359,244.74
  5. Step 5: Solve for x
    x = 16,532,359,244.74/141,839.56
  6. Step 6: Final answer
    x = 116,556.76

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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.