Finding the Third Proportional to 102,128.63 and 219,975.75
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Solution
The third proportional to 102,128.63 and 219,975.75 is: 473,807.72
Step by Step Solution
- Step 1: Write the proportion equation
102,128.63 : 219,975.75 = 219,975.75 : x - Step 2: Convert to fraction form
102,128.63/219,975.75 = 219,975.75/x - Step 3: Cross multiply
102,128.63x = 219,975.75 × 219,975.75 - Step 4: Simplify right side
102,128.63x = 48,389,330,588.06 - Step 5: Solve for x
x = 48,389,330,588.06/102,128.63 - Step 6: Final answer
x = 473,807.72
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.