Finding the Third Proportional to 81,462.75 and 174,315.75
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Solution
The third proportional to 81,462.75 and 174,315.75 is: 373,004.60
Step by Step Solution
- Step 1: Write the proportion equation
81,462.75 : 174,315.75 = 174,315.75 : x - Step 2: Convert to fraction form
81,462.75/174,315.75 = 174,315.75/x - Step 3: Cross multiply
81,462.75x = 174,315.75 × 174,315.75 - Step 4: Simplify right side
81,462.75x = 30,385,980,698.06 - Step 5: Solve for x
x = 30,385,980,698.06/81,462.75 - Step 6: Final answer
x = 373,004.60
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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.