Home / 146,422.06-202,045.78-82,759.70

Finding the Fourth Proportional to 146,422.06, 202,045.78 and 82,759.70

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Solution

The fourth proportional to 146,422.06, 202,045.78 and 82,759.70 is: 114,198.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,422.06 : 202,045.78 = 82,759.70 : x
  2. Step 2: Convert to fraction form
    146,422.06/202,045.78 = 82,759.70/x
  3. Step 3: Cross multiply
    146,422.06x = 202,045.78 × 82,759.70
  4. Step 4: Simplify right side
    146,422.06x = 16,721,248,139.07
  5. Step 5: Solve for x
    x = 16,721,248,139.07/146,422.06
  6. Step 6: Final answer
    x = 114,198.97

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1.5x scale

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.