Finding the Fourth Proportional to 199,576.14, 299,363.67 and 81,219.48
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Solution
The fourth proportional to 199,576.14, 299,363.67 and 81,219.48 is: 121,829.00
Step by Step Solution
- Step 1: Write the proportion equation
199,576.14 : 299,363.67 = 81,219.48 : x - Step 2: Convert to fraction form
199,576.14/299,363.67 = 81,219.48/x - Step 3: Cross multiply
199,576.14x = 299,363.67 × 81,219.48 - Step 4: Simplify right side
199,576.14x = 24,314,161,608.29 - Step 5: Solve for x
x = 24,314,161,608.29/199,576.14 - Step 6: Final answer
x = 121,829.00
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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.