Finding the Third Proportional to 99,807.75 and 216,225.75
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Solution
The third proportional to 99,807.75 and 216,225.75 is: 468,436.32
Step by Step Solution
- Step 1: Write the proportion equation
99,807.75 : 216,225.75 = 216,225.75 : x - Step 2: Convert to fraction form
99,807.75/216,225.75 = 216,225.75/x - Step 3: Cross multiply
99,807.75x = 216,225.75 × 216,225.75 - Step 4: Simplify right side
99,807.75x = 46,753,574,963.06 - Step 5: Solve for x
x = 46,753,574,963.06/99,807.75 - Step 6: Final answer
x = 468,436.32
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.