Finding the Third Proportional to 99,318.98 and 217,206.23
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Solution
The third proportional to 99,318.98 and 217,206.23 is: 475,020.45
Step by Step Solution
- Step 1: Write the proportion equation
99,318.98 : 217,206.23 = 217,206.23 : x - Step 2: Convert to fraction form
99,318.98/217,206.23 = 217,206.23/x - Step 3: Cross multiply
99,318.98x = 217,206.23 × 217,206.23 - Step 4: Simplify right side
99,318.98x = 47,178,548,251.37 - Step 5: Solve for x
x = 47,178,548,251.37/99,318.98 - Step 6: Final answer
x = 475,020.45
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.