Finding the Fourth Proportional to 108,637.71, 162,961.43 and 29,750.19
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Solution
The fourth proportional to 108,637.71, 162,961.43 and 29,750.19 is: 44,626.62
Step by Step Solution
- Step 1: Write the proportion equation
108,637.71 : 162,961.43 = 29,750.19 : x - Step 2: Convert to fraction form
108,637.71/162,961.43 = 29,750.19/x - Step 3: Cross multiply
108,637.71x = 162,961.43 × 29,750.19 - Step 4: Simplify right side
108,637.71x = 4,848,133,505.17 - Step 5: Solve for x
x = 4,848,133,505.17/108,637.71 - Step 6: Final answer
x = 44,626.62
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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.