Finding the Third Proportional to 145,815.75 and 195,963.75
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Solution
The third proportional to 145,815.75 and 195,963.75 is: 263,358.32
Step by Step Solution
- Step 1: Write the proportion equation
145,815.75 : 195,963.75 = 195,963.75 : x - Step 2: Convert to fraction form
145,815.75/195,963.75 = 195,963.75/x - Step 3: Cross multiply
145,815.75x = 195,963.75 × 195,963.75 - Step 4: Simplify right side
145,815.75x = 38,401,791,314.06 - Step 5: Solve for x
x = 38,401,791,314.06/145,815.75 - Step 6: Final answer
x = 263,358.32
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These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.