Finding the Fourth Proportional to 191,633.28, 287,231.93 and 116,588
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Solution
The fourth proportional to 191,633.28, 287,231.93 and 116,588 is: 174,749.38
Step by Step Solution
- Step 1: Write the proportion equation
191,633.28 : 287,231.93 = 116,588 : x - Step 2: Convert to fraction form
191,633.28/287,231.93 = 116,588/x - Step 3: Cross multiply
191,633.28x = 287,231.93 × 116,588 - Step 4: Simplify right side
191,633.28x = 33,487,796,254.84 - Step 5: Solve for x
x = 33,487,796,254.84/191,633.28 - Step 6: Final answer
x = 174,749.38
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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.