Finding the Fourth Proportional to 211,841.87, 292,341.60 and 116,354.75
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Solution
The fourth proportional to 211,841.87, 292,341.60 and 116,354.75 is: 160,569.45
Step by Step Solution
- Step 1: Write the proportion equation
211,841.87 : 292,341.60 = 116,354.75 : x - Step 2: Convert to fraction form
211,841.87/292,341.60 = 116,354.75/x - Step 3: Cross multiply
211,841.87x = 292,341.60 × 116,354.75 - Step 4: Simplify right side
211,841.87x = 34,015,332,320.89 - Step 5: Solve for x
x = 34,015,332,320.89/211,841.87 - Step 6: Final answer
x = 160,569.45
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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.