Finding the Third Proportional to 66,991.13 and 106,636.50
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Solution
The third proportional to 66,991.13 and 106,636.50 is: 169,744.02
Step by Step Solution
- Step 1: Write the proportion equation
66,991.13 : 106,636.50 = 106,636.50 : x - Step 2: Convert to fraction form
66,991.13/106,636.50 = 106,636.50/x - Step 3: Cross multiply
66,991.13x = 106,636.50 × 106,636.50 - Step 4: Simplify right side
66,991.13x = 11,371,343,132.25 - Step 5: Solve for x
x = 11,371,343,132.25/66,991.13 - Step 6: Final answer
x = 169,744.02
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These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.