Finding the Fourth Proportional to 213,543.24, 294,670.08 and 122,875.08
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Solution
The fourth proportional to 213,543.24, 294,670.08 and 122,875.08 is: 169,556.34
Step by Step Solution
- Step 1: Write the proportion equation
213,543.24 : 294,670.08 = 122,875.08 : x - Step 2: Convert to fraction form
213,543.24/294,670.08 = 122,875.08/x - Step 3: Cross multiply
213,543.24x = 294,670.08 × 122,875.08 - Step 4: Simplify right side
213,543.24x = 36,207,609,653.61 - Step 5: Solve for x
x = 36,207,609,653.61/213,543.24 - Step 6: Final answer
x = 169,556.34
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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.