Finding the Third Proportional to 137,706.75 and 291,957.75
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Solution
The third proportional to 137,706.75 and 291,957.75 is: 618,991.65
Step by Step Solution
- Step 1: Write the proportion equation
137,706.75 : 291,957.75 = 291,957.75 : x - Step 2: Convert to fraction form
137,706.75/291,957.75 = 291,957.75/x - Step 3: Cross multiply
137,706.75x = 291,957.75 × 291,957.75 - Step 4: Simplify right side
137,706.75x = 85,239,327,785.06 - Step 5: Solve for x
x = 85,239,327,785.06/137,706.75 - Step 6: Final answer
x = 618,991.65
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These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.