Finding the Fourth Proportional to 239,218.66, 358,581.54 and 106,161.58
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Solution
The fourth proportional to 239,218.66, 358,581.54 and 106,161.58 is: 159,133.00
Step by Step Solution
- Step 1: Write the proportion equation
239,218.66 : 358,581.54 = 106,161.58 : x - Step 2: Convert to fraction form
239,218.66/358,581.54 = 106,161.58/x - Step 3: Cross multiply
239,218.66x = 358,581.54 × 106,161.58 - Step 4: Simplify right side
239,218.66x = 38,067,582,845.23 - Step 5: Solve for x
x = 38,067,582,845.23/239,218.66 - Step 6: Final answer
x = 159,133.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.