Finding the Fourth Proportional to 216,106.35, 298,224.08 and 119,310.99
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Solution
The fourth proportional to 216,106.35, 298,224.08 and 119,310.99 is: 164,647.68
Step by Step Solution
- Step 1: Write the proportion equation
216,106.35 : 298,224.08 = 119,310.99 : x - Step 2: Convert to fraction form
216,106.35/298,224.08 = 119,310.99/x - Step 3: Cross multiply
216,106.35x = 298,224.08 × 119,310.99 - Step 4: Simplify right side
216,106.35x = 35,581,409,630.08 - Step 5: Solve for x
x = 35,581,409,630.08/216,106.35 - Step 6: Final answer
x = 164,647.68
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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.