Finding the Fourth Proportional to 253,787.96, 350,606.58 and 166,778.84
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Solution
The fourth proportional to 253,787.96, 350,606.58 and 166,778.84 is: 230,403.99
Step by Step Solution
- Step 1: Write the proportion equation
253,787.96 : 350,606.58 = 166,778.84 : x - Step 2: Convert to fraction form
253,787.96/350,606.58 = 166,778.84/x - Step 3: Cross multiply
253,787.96x = 350,606.58 × 166,778.84 - Step 4: Simplify right side
253,787.96x = 58,473,758,708.77 - Step 5: Solve for x
x = 58,473,758,708.77/253,787.96 - Step 6: Final answer
x = 230,403.99
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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.