Finding the Third Proportional to 172,564.50 and 369,117.75
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Solution
The third proportional to 172,564.50 and 369,117.75 is: 789,547.75
Step by Step Solution
- Step 1: Write the proportion equation
172,564.50 : 369,117.75 = 369,117.75 : x - Step 2: Convert to fraction form
172,564.50/369,117.75 = 369,117.75/x - Step 3: Cross multiply
172,564.50x = 369,117.75 × 369,117.75 - Step 4: Simplify right side
172,564.50x = 136,247,913,365.06 - Step 5: Solve for x
x = 136,247,913,365.06/172,564.50 - Step 6: Final answer
x = 789,547.75
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.