Finding the Third Proportional to 42,948 and 66,368
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Solution
The third proportional to 42,948 and 66,368 is: 102,559.17
Step by Step Solution
- Step 1: Write the proportion equation
42,948 : 66,368 = 66,368 : x - Step 2: Convert to fraction form
42,948/66,368 = 66,368/x - Step 3: Cross multiply
42,948x = 66,368 × 66,368 - Step 4: Simplify right side
42,948x = 4,404,711,424 - Step 5: Solve for x
x = 4,404,711,424/42,948 - Step 6: Final answer
x = 102,559.17
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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.