Finding the Fourth Proportional to 202,929.96, 304,345.62 and 84,536.76
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Solution
The fourth proportional to 202,929.96, 304,345.62 and 84,536.76 is: 126,784.59
Step by Step Solution
- Step 1: Write the proportion equation
202,929.96 : 304,345.62 = 84,536.76 : x - Step 2: Convert to fraction form
202,929.96/304,345.62 = 84,536.76/x - Step 3: Cross multiply
202,929.96x = 304,345.62 × 84,536.76 - Step 4: Simplify right side
202,929.96x = 25,728,392,634.99 - Step 5: Solve for x
x = 25,728,392,634.99/202,929.96 - Step 6: Final answer
x = 126,784.59
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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.