Finding the Fourth Proportional to 183,664.74, 253,474.70 and 107,177.66
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Solution
The fourth proportional to 183,664.74, 253,474.70 and 107,177.66 is: 147,915.30
Step by Step Solution
- Step 1: Write the proportion equation
183,664.74 : 253,474.70 = 107,177.66 : x - Step 2: Convert to fraction form
183,664.74/253,474.70 = 107,177.66/x - Step 3: Cross multiply
183,664.74x = 253,474.70 × 107,177.66 - Step 4: Simplify right side
183,664.74x = 27,166,825,215.20 - Step 5: Solve for x
x = 27,166,825,215.20/183,664.74 - Step 6: Final answer
x = 147,915.30
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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.