Finding the Third Proportional to 74,260 and 115,164
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Solution
The third proportional to 74,260 and 115,164 is: 178,598.80
Step by Step Solution
- Step 1: Write the proportion equation
74,260 : 115,164 = 115,164 : x - Step 2: Convert to fraction form
74,260/115,164 = 115,164/x - Step 3: Cross multiply
74,260x = 115,164 × 115,164 - Step 4: Simplify right side
74,260x = 13,262,746,896 - Step 5: Solve for x
x = 13,262,746,896/74,260 - Step 6: Final answer
x = 178,598.80
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.