Finding the Third Proportional to 75,328.88 and 102,190.50
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Solution
The third proportional to 75,328.88 and 102,190.50 is: 138,630.75
Step by Step Solution
- Step 1: Write the proportion equation
75,328.88 : 102,190.50 = 102,190.50 : x - Step 2: Convert to fraction form
75,328.88/102,190.50 = 102,190.50/x - Step 3: Cross multiply
75,328.88x = 102,190.50 × 102,190.50 - Step 4: Simplify right side
75,328.88x = 10,442,898,290.25 - Step 5: Solve for x
x = 10,442,898,290.25/75,328.88 - Step 6: Final answer
x = 138,630.75
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These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.