Finding the Fourth Proportional to 235,658.29, 353,434.14 and 67,175.02
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Solution
The fourth proportional to 235,658.29, 353,434.14 and 67,175.02 is: 100,747.34
Step by Step Solution
- Step 1: Write the proportion equation
235,658.29 : 353,434.14 = 67,175.02 : x - Step 2: Convert to fraction form
235,658.29/353,434.14 = 67,175.02/x - Step 3: Cross multiply
235,658.29x = 353,434.14 × 67,175.02 - Step 4: Simplify right side
235,658.29x = 23,741,945,423.18 - Step 5: Solve for x
x = 23,741,945,423.18/235,658.29 - Step 6: Final answer
x = 100,747.34
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.