Home / 146,828.66-202,618.08-79,759.22

Finding the Fourth Proportional to 146,828.66, 202,618.08 and 79,759.22

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Solution

The fourth proportional to 146,828.66, 202,618.08 and 79,759.22 is: 110,064.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,828.66 : 202,618.08 = 79,759.22 : x
  2. Step 2: Convert to fraction form
    146,828.66/202,618.08 = 79,759.22/x
  3. Step 3: Cross multiply
    146,828.66x = 202,618.08 × 79,759.22
  4. Step 4: Simplify right side
    146,828.66x = 16,160,660,018.70
  5. Step 5: Solve for x
    x = 16,160,660,018.70/146,828.66
  6. Step 6: Final answer
    x = 110,064.75

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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.