Finding the Fourth Proportional to 214,045.70, 295,387.98 and 117,258.80
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Solution
The fourth proportional to 214,045.70, 295,387.98 and 117,258.80 is: 161,819.84
Step by Step Solution
- Step 1: Write the proportion equation
214,045.70 : 295,387.98 = 117,258.80 : x - Step 2: Convert to fraction form
214,045.70/295,387.98 = 117,258.80/x - Step 3: Cross multiply
214,045.70x = 295,387.98 × 117,258.80 - Step 4: Simplify right side
214,045.70x = 34,636,840,069.22 - Step 5: Solve for x
x = 34,636,840,069.22/214,045.70 - Step 6: Final answer
x = 161,819.84
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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.