Finding the Third Proportional to 69,664 and 107,904
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Solution
The third proportional to 69,664 and 107,904 is: 167,134.72
Step by Step Solution
- Step 1: Write the proportion equation
69,664 : 107,904 = 107,904 : x - Step 2: Convert to fraction form
69,664/107,904 = 107,904/x - Step 3: Cross multiply
69,664x = 107,904 × 107,904 - Step 4: Simplify right side
69,664x = 11,643,273,216 - Step 5: Solve for x
x = 11,643,273,216/69,664 - Step 6: Final answer
x = 167,134.72
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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.