Finding the Fourth Proportional to 97,969.66, 134,317.55 and 96,198.19
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Solution
The fourth proportional to 97,969.66, 134,317.55 and 96,198.19 is: 131,888.84
Step by Step Solution
- Step 1: Write the proportion equation
97,969.66 : 134,317.55 = 96,198.19 : x - Step 2: Convert to fraction form
97,969.66/134,317.55 = 96,198.19/x - Step 3: Cross multiply
97,969.66x = 134,317.55 × 96,198.19 - Step 4: Simplify right side
97,969.66x = 12,921,105,195.23 - Step 5: Solve for x
x = 12,921,105,195.23/97,969.66 - Step 6: Final answer
x = 131,888.84
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.