Home / 195,128.68-269,282.83-110,243.92

Finding the Fourth Proportional to 195,128.68, 269,282.83 and 110,243.92

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Solution

The fourth proportional to 195,128.68, 269,282.83 and 110,243.92 is: 152,139.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,128.68 : 269,282.83 = 110,243.92 : x
  2. Step 2: Convert to fraction form
    195,128.68/269,282.83 = 110,243.92/x
  3. Step 3: Cross multiply
    195,128.68x = 269,282.83 × 110,243.92
  4. Step 4: Simplify right side
    195,128.68x = 29,686,794,767.89
  5. Step 5: Solve for x
    x = 29,686,794,767.89/195,128.68
  6. Step 6: Final answer
    x = 152,139.58

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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.