Finding the Fourth Proportional to 146,186.96, 201,737.93 and 79,118.96
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Solution
The fourth proportional to 146,186.96, 201,737.93 and 79,118.96 is: 109,184.12
Step by Step Solution
- Step 1: Write the proportion equation
146,186.96 : 201,737.93 = 79,118.96 : x - Step 2: Convert to fraction form
146,186.96/201,737.93 = 79,118.96/x - Step 3: Cross multiply
146,186.96x = 201,737.93 × 79,118.96 - Step 4: Simplify right side
146,186.96x = 15,961,295,214.15 - Step 5: Solve for x
x = 15,961,295,214.15/146,186.96 - Step 6: Final answer
x = 109,184.12
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.