Home / 94,841.56-142,434.47-82,260.78

Finding the Fourth Proportional to 94,841.56, 142,434.47 and 82,260.78

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Solution

The fourth proportional to 94,841.56, 142,434.47 and 82,260.78 is: 123,540.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,841.56 : 142,434.47 = 82,260.78 : x
  2. Step 2: Convert to fraction form
    94,841.56/142,434.47 = 82,260.78/x
  3. Step 3: Cross multiply
    94,841.56x = 142,434.47 × 82,260.78
  4. Step 4: Simplify right side
    94,841.56x = 11,716,770,601.09
  5. Step 5: Solve for x
    x = 11,716,770,601.09/94,841.56
  6. Step 6: Final answer
    x = 123,540.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.