Finding the Fourth Proportional to 202,976.25, 304,465.64 and 53,215.19
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Solution
The fourth proportional to 202,976.25, 304,465.64 and 53,215.19 is: 79,823.12
Step by Step Solution
- Step 1: Write the proportion equation
202,976.25 : 304,465.64 = 53,215.19 : x - Step 2: Convert to fraction form
202,976.25/304,465.64 = 53,215.19/x - Step 3: Cross multiply
202,976.25x = 304,465.64 × 53,215.19 - Step 4: Simplify right side
202,976.25x = 16,202,196,881.07 - Step 5: Solve for x
x = 16,202,196,881.07/202,976.25 - Step 6: Final answer
x = 79,823.12
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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.