Finding the Fourth Proportional to 234,135.99, 323,108.46 and 126,705.99
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Solution
The fourth proportional to 234,135.99, 323,108.46 and 126,705.99 is: 174,854.70
Step by Step Solution
- Step 1: Write the proportion equation
234,135.99 : 323,108.46 = 126,705.99 : x - Step 2: Convert to fraction form
234,135.99/323,108.46 = 126,705.99/x - Step 3: Cross multiply
234,135.99x = 323,108.46 × 126,705.99 - Step 4: Simplify right side
234,135.99x = 40,939,777,301.68 - Step 5: Solve for x
x = 40,939,777,301.68/234,135.99 - Step 6: Final answer
x = 174,854.70
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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.