Finding the Third Proportional to 163,811.25 and 357,927.75
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Solution
The third proportional to 163,811.25 and 357,927.75 is: 782,072.50
Step by Step Solution
- Step 1: Write the proportion equation
163,811.25 : 357,927.75 = 357,927.75 : x - Step 2: Convert to fraction form
163,811.25/357,927.75 = 357,927.75/x - Step 3: Cross multiply
163,811.25x = 357,927.75 × 357,927.75 - Step 4: Simplify right side
163,811.25x = 128,112,274,220.06 - Step 5: Solve for x
x = 128,112,274,220.06/163,811.25 - Step 6: Final answer
x = 782,072.50
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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.