Finding the Third Proportional to 80,415.75 and 118,215.75
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Solution
The third proportional to 80,415.75 and 118,215.75 is: 173,783.91
Step by Step Solution
- Step 1: Write the proportion equation
80,415.75 : 118,215.75 = 118,215.75 : x - Step 2: Convert to fraction form
80,415.75/118,215.75 = 118,215.75/x - Step 3: Cross multiply
80,415.75x = 118,215.75 × 118,215.75 - Step 4: Simplify right side
80,415.75x = 13,974,963,548.06 - Step 5: Solve for x
x = 13,974,963,548.06/80,415.75 - Step 6: Final answer
x = 173,783.91
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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.