Finding the Fourth Proportional to 303,127.18, 418,318.36 and 167,165.91
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Solution
The fourth proportional to 303,127.18, 418,318.36 and 167,165.91 is: 230,690.53
Step by Step Solution
- Step 1: Write the proportion equation
303,127.18 : 418,318.36 = 167,165.91 : x - Step 2: Convert to fraction form
303,127.18/418,318.36 = 167,165.91/x - Step 3: Cross multiply
303,127.18x = 418,318.36 × 167,165.91 - Step 4: Simplify right side
303,127.18x = 69,928,568,901.19 - Step 5: Solve for x
x = 69,928,568,901.19/303,127.18 - Step 6: Final answer
x = 230,690.53
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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.