Finding the Fourth Proportional to 154,335.52, 232,660.05 and 144,048.08
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Solution
The fourth proportional to 154,335.52, 232,660.05 and 144,048.08 is: 217,151.78
Step by Step Solution
- Step 1: Write the proportion equation
154,335.52 : 232,660.05 = 144,048.08 : x - Step 2: Convert to fraction form
154,335.52/232,660.05 = 144,048.08/x - Step 3: Cross multiply
154,335.52x = 232,660.05 × 144,048.08 - Step 4: Simplify right side
154,335.52x = 33,514,233,495.20 - Step 5: Solve for x
x = 33,514,233,495.20/154,335.52 - Step 6: Final answer
x = 217,151.78
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.