Finding the Fourth Proportional to 234,133.99, 323,105.72 and 126,703.99
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Solution
The fourth proportional to 234,133.99, 323,105.72 and 126,703.99 is: 174,851.95
Step by Step Solution
- Step 1: Write the proportion equation
234,133.99 : 323,105.72 = 126,703.99 : x - Step 2: Convert to fraction form
234,133.99/323,105.72 = 126,703.99/x - Step 3: Cross multiply
234,133.99x = 323,105.72 × 126,703.99 - Step 4: Simplify right side
234,133.99x = 40,938,783,282.30 - Step 5: Solve for x
x = 40,938,783,282.30/234,133.99 - Step 6: Final answer
x = 174,851.95
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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.