Finding the Fourth Proportional to 97,717.70, 132,022.58 and 97,717.70
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Solution
The fourth proportional to 97,717.70, 132,022.58 and 97,717.70 is: 132,022.58
Step by Step Solution
- Step 1: Write the proportion equation
97,717.70 : 132,022.58 = 97,717.70 : x - Step 2: Convert to fraction form
97,717.70/132,022.58 = 97,717.70/x - Step 3: Cross multiply
97,717.70x = 132,022.58 × 97,717.70 - Step 4: Simplify right side
97,717.70x = 12,900,942,865.67 - Step 5: Solve for x
x = 12,900,942,865.67/97,717.70 - Step 6: Final answer
x = 132,022.58
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.