Finding the Fourth Proportional to 219,902.99, 303,466.70 and 119,300.99
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Solution
The fourth proportional to 219,902.99, 303,466.70 and 119,300.99 is: 164,635.68
Step by Step Solution
- Step 1: Write the proportion equation
219,902.99 : 303,466.70 = 119,300.99 : x - Step 2: Convert to fraction form
219,902.99/303,466.70 = 119,300.99/x - Step 3: Cross multiply
219,902.99x = 303,466.70 × 119,300.99 - Step 4: Simplify right side
219,902.99x = 36,203,876,522.95 - Step 5: Solve for x
x = 36,203,876,522.95/219,902.99 - Step 6: Final answer
x = 164,635.68
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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.