Home / 195,042.84-269,139.24-110,143.44

Finding the Fourth Proportional to 195,042.84, 269,139.24 and 110,143.44

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Solution

The fourth proportional to 195,042.84, 269,139.24 and 110,143.44 is: 151,986.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,042.84 : 269,139.24 = 110,143.44 : x
  2. Step 2: Convert to fraction form
    195,042.84/269,139.24 = 110,143.44/x
  3. Step 3: Cross multiply
    195,042.84x = 269,139.24 × 110,143.44
  4. Step 4: Simplify right side
    195,042.84x = 29,643,921,732.59
  5. Step 5: Solve for x
    x = 29,643,921,732.59/195,042.84
  6. Step 6: Final answer
    x = 151,986.72

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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.