Finding the Fourth Proportional to 202,321.93, 279,204.27 and 111,677.91
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Solution
The fourth proportional to 202,321.93, 279,204.27 and 111,677.91 is: 154,115.53
Step by Step Solution
- Step 1: Write the proportion equation
202,321.93 : 279,204.27 = 111,677.91 : x - Step 2: Convert to fraction form
202,321.93/279,204.27 = 111,677.91/x - Step 3: Cross multiply
202,321.93x = 279,204.27 × 111,677.91 - Step 4: Simplify right side
202,321.93x = 31,180,950,802.48 - Step 5: Solve for x
x = 31,180,950,802.48/202,321.93 - Step 6: Final answer
x = 154,115.53
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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.