Finding the Fourth Proportional to 211,746.11, 292,205.97 and 116,252.12
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Solution
The fourth proportional to 211,746.11, 292,205.97 and 116,252.12 is: 160,425.92
Step by Step Solution
- Step 1: Write the proportion equation
211,746.11 : 292,205.97 = 116,252.12 : x - Step 2: Convert to fraction form
211,746.11/292,205.97 = 116,252.12/x - Step 3: Cross multiply
211,746.11x = 292,205.97 × 116,252.12 - Step 4: Simplify right side
211,746.11x = 33,969,563,489.16 - Step 5: Solve for x
x = 33,969,563,489.16/211,746.11 - Step 6: Final answer
x = 160,425.92
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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.