Finding the Third Proportional to 136,336.50 and 209,283.75
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Solution
The third proportional to 136,336.50 and 209,283.75 is: 321,261.64
Step by Step Solution
- Step 1: Write the proportion equation
136,336.50 : 209,283.75 = 209,283.75 : x - Step 2: Convert to fraction form
136,336.50/209,283.75 = 209,283.75/x - Step 3: Cross multiply
136,336.50x = 209,283.75 × 209,283.75 - Step 4: Simplify right side
136,336.50x = 43,799,688,014.06 - Step 5: Solve for x
x = 43,799,688,014.06/136,336.50 - Step 6: Final answer
x = 321,261.64
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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.