Finding the Fourth Proportional to 199,127.94, 274,793.34 and 108,484.99
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Solution
The fourth proportional to 199,127.94, 274,793.34 and 108,484.99 is: 149,707.53
Step by Step Solution
- Step 1: Write the proportion equation
199,127.94 : 274,793.34 = 108,484.99 : x - Step 2: Convert to fraction form
199,127.94/274,793.34 = 108,484.99/x - Step 3: Cross multiply
199,127.94x = 274,793.34 × 108,484.99 - Step 4: Simplify right side
199,127.94x = 29,810,952,741.97 - Step 5: Solve for x
x = 29,810,952,741.97/199,127.94 - Step 6: Final answer
x = 149,707.53
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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.