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Finding the Third Proportional to 28,355.25 and 66,230.25

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Solution

The third proportional to 28,355.25 and 66,230.25 is: 154,696.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,355.25 : 66,230.25 = 66,230.25 : x
  2. Step 2: Convert to fraction form
    28,355.25/66,230.25 = 66,230.25/x
  3. Step 3: Cross multiply
    28,355.25x = 66,230.25 × 66,230.25
  4. Step 4: Simplify right side
    28,355.25x = 4,386,446,015.06
  5. Step 5: Solve for x
    x = 4,386,446,015.06/28,355.25
  6. Step 6: Final answer
    x = 154,696.08

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.