Finding the Fourth Proportional to 179,511.68, 247,724.89 and 98,939.26
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Solution
The fourth proportional to 179,511.68, 247,724.89 and 98,939.26 is: 136,535.50
Step by Step Solution
- Step 1: Write the proportion equation
179,511.68 : 247,724.89 = 98,939.26 : x - Step 2: Convert to fraction form
179,511.68/247,724.89 = 98,939.26/x - Step 3: Cross multiply
179,511.68x = 247,724.89 × 98,939.26 - Step 4: Simplify right side
179,511.68x = 24,509,717,300.18 - Step 5: Solve for x
x = 24,509,717,300.18/179,511.68 - Step 6: Final answer
x = 136,535.50
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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.