Home / 94,071.22-141,034.37-81,574.03

Finding the Fourth Proportional to 94,071.22, 141,034.37 and 81,574.03

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Solution

The fourth proportional to 94,071.22, 141,034.37 and 81,574.03 is: 122,298.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,071.22 : 141,034.37 = 81,574.03 : x
  2. Step 2: Convert to fraction form
    94,071.22/141,034.37 = 81,574.03/x
  3. Step 3: Cross multiply
    94,071.22x = 141,034.37 × 81,574.03
  4. Step 4: Simplify right side
    94,071.22x = 11,504,741,780.76
  5. Step 5: Solve for x
    x = 11,504,741,780.76/94,071.22
  6. Step 6: Final answer
    x = 122,298.21

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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.