Finding the Fourth Proportional to 154,224.36, 211,284.09 and 148,467.96
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Solution
The fourth proportional to 154,224.36, 211,284.09 and 148,467.96 is: 203,397.94
Step by Step Solution
- Step 1: Write the proportion equation
154,224.36 : 211,284.09 = 148,467.96 : x - Step 2: Convert to fraction form
154,224.36/211,284.09 = 148,467.96/x - Step 3: Cross multiply
154,224.36x = 211,284.09 × 148,467.96 - Step 4: Simplify right side
154,224.36x = 31,368,917,822.76 - Step 5: Solve for x
x = 31,368,917,822.76/154,224.36 - Step 6: Final answer
x = 203,397.94
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.