Finding the Third Proportional to 84,655.13 and 136,140.75
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Solution
The third proportional to 84,655.13 and 136,140.75 is: 218,938.95
Step by Step Solution
- Step 1: Write the proportion equation
84,655.13 : 136,140.75 = 136,140.75 : x - Step 2: Convert to fraction form
84,655.13/136,140.75 = 136,140.75/x - Step 3: Cross multiply
84,655.13x = 136,140.75 × 136,140.75 - Step 4: Simplify right side
84,655.13x = 18,534,303,810.56 - Step 5: Solve for x
x = 18,534,303,810.56/84,655.13 - Step 6: Final answer
x = 218,938.95
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These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.