Finding the Fourth Proportional to 214,924.54, 296,509.26 and 129,893.98
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Solution
The fourth proportional to 214,924.54, 296,509.26 and 129,893.98 is: 179,201.35
Step by Step Solution
- Step 1: Write the proportion equation
214,924.54 : 296,509.26 = 129,893.98 : x - Step 2: Convert to fraction form
214,924.54/296,509.26 = 129,893.98/x - Step 3: Cross multiply
214,924.54x = 296,509.26 × 129,893.98 - Step 4: Simplify right side
214,924.54x = 38,514,767,888.25 - Step 5: Solve for x
x = 38,514,767,888.25/214,924.54 - Step 6: Final answer
x = 179,201.35
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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.