Finding the Third Proportional to 74,747 and 115,425.50
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Solution
The third proportional to 74,747 and 115,425.50 is: 178,241.88
Step by Step Solution
- Step 1: Write the proportion equation
74,747 : 115,425.50 = 115,425.50 : x - Step 2: Convert to fraction form
74,747/115,425.50 = 115,425.50/x - Step 3: Cross multiply
74,747x = 115,425.50 × 115,425.50 - Step 4: Simplify right side
74,747x = 13,323,046,050.25 - Step 5: Solve for x
x = 13,323,046,050.25/74,747 - Step 6: Final answer
x = 178,241.88
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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.