Finding the Fourth Proportional to 203,564.24, 305,034.99 and 108,807.91
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Solution
The fourth proportional to 203,564.24, 305,034.99 and 108,807.91 is: 163,045.43
Step by Step Solution
- Step 1: Write the proportion equation
203,564.24 : 305,034.99 = 108,807.91 : x - Step 2: Convert to fraction form
203,564.24/305,034.99 = 108,807.91/x - Step 3: Cross multiply
203,564.24x = 305,034.99 × 108,807.91 - Step 4: Simplify right side
203,564.24x = 33,190,220,283.98 - Step 5: Solve for x
x = 33,190,220,283.98/203,564.24 - Step 6: Final answer
x = 163,045.43
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.