Finding the Fourth Proportional to 374,299.96, 561,283.17 and 107,997.19
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Solution
The fourth proportional to 374,299.96, 561,283.17 and 107,997.19 is: 161,947.67
Step by Step Solution
- Step 1: Write the proportion equation
374,299.96 : 561,283.17 = 107,997.19 : x - Step 2: Convert to fraction form
374,299.96/561,283.17 = 107,997.19/x - Step 3: Cross multiply
374,299.96x = 561,283.17 × 107,997.19 - Step 4: Simplify right side
374,299.96x = 60,617,005,154.29 - Step 5: Solve for x
x = 60,617,005,154.29/374,299.96 - Step 6: Final answer
x = 161,947.67
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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.