Finding the Fourth Proportional to 199,056.71, 298,680.66 and 124,157.63
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Solution
The fourth proportional to 199,056.71, 298,680.66 and 124,157.63 is: 186,296.07
Step by Step Solution
- Step 1: Write the proportion equation
199,056.71 : 298,680.66 = 124,157.63 : x - Step 2: Convert to fraction form
199,056.71/298,680.66 = 124,157.63/x - Step 3: Cross multiply
199,056.71x = 298,680.66 × 124,157.63 - Step 4: Simplify right side
199,056.71x = 37,083,481,379.03 - Step 5: Solve for x
x = 37,083,481,379.03/199,056.71 - Step 6: Final answer
x = 186,296.07
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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.