Finding the Fourth Proportional to 97,910.37, 147,480.93 and 89,082.42
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Solution
The fourth proportional to 97,910.37, 147,480.93 and 89,082.42 is: 134,183.52
Step by Step Solution
- Step 1: Write the proportion equation
97,910.37 : 147,480.93 = 89,082.42 : x - Step 2: Convert to fraction form
97,910.37/147,480.93 = 89,082.42/x - Step 3: Cross multiply
97,910.37x = 147,480.93 × 89,082.42 - Step 4: Simplify right side
97,910.37x = 13,137,958,148.25 - Step 5: Solve for x
x = 13,137,958,148.25/97,910.37 - Step 6: Final answer
x = 134,183.52
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.