Home / 80,253.16-110,719.62-51,974.44

Finding the Fourth Proportional to 80,253.16, 110,719.62 and 51,974.44

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Solution

The fourth proportional to 80,253.16, 110,719.62 and 51,974.44 is: 71,705.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,253.16 : 110,719.62 = 51,974.44 : x
  2. Step 2: Convert to fraction form
    80,253.16/110,719.62 = 51,974.44/x
  3. Step 3: Cross multiply
    80,253.16x = 110,719.62 × 51,974.44
  4. Step 4: Simplify right side
    80,253.16x = 5,754,590,246.51
  5. Step 5: Solve for x
    x = 5,754,590,246.51/80,253.16
  6. Step 6: Final answer
    x = 71,705.47

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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.