Finding the Fourth Proportional to 374,122.29, 561,266.36 and 107,862.03
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Solution
The fourth proportional to 374,122.29, 561,266.36 and 107,862.03 is: 161,816.94
Step by Step Solution
- Step 1: Write the proportion equation
374,122.29 : 561,266.36 = 107,862.03 : x - Step 2: Convert to fraction form
374,122.29/561,266.36 = 107,862.03/x - Step 3: Cross multiply
374,122.29x = 561,266.36 × 107,862.03 - Step 4: Simplify right side
374,122.29x = 60,539,325,614.67 - Step 5: Solve for x
x = 60,539,325,614.67/374,122.29 - Step 6: Final answer
x = 161,816.94
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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.