Finding the Fourth Proportional to 253,536.26, 349,957.86 and 146,177.96
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Solution
The fourth proportional to 253,536.26, 349,957.86 and 146,177.96 is: 201,770.45
Step by Step Solution
- Step 1: Write the proportion equation
253,536.26 : 349,957.86 = 146,177.96 : x - Step 2: Convert to fraction form
253,536.26/349,957.86 = 146,177.96/x - Step 3: Cross multiply
253,536.26x = 349,957.86 × 146,177.96 - Step 4: Simplify right side
253,536.26x = 51,156,126,060.77 - Step 5: Solve for x
x = 51,156,126,060.77/253,536.26 - Step 6: Final answer
x = 201,770.45
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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.