Finding the Fourth Proportional to 205,377.21, 283,417.43 and 114,734.48
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Solution
The fourth proportional to 205,377.21, 283,417.43 and 114,734.48 is: 158,331.83
Step by Step Solution
- Step 1: Write the proportion equation
205,377.21 : 283,417.43 = 114,734.48 : x - Step 2: Convert to fraction form
205,377.21/283,417.43 = 114,734.48/x - Step 3: Cross multiply
205,377.21x = 283,417.43 × 114,734.48 - Step 4: Simplify right side
205,377.21x = 32,517,749,463.23 - Step 5: Solve for x
x = 32,517,749,463.23/205,377.21 - Step 6: Final answer
x = 158,331.83
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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.