Finding the Fourth Proportional to 122,343.72, 183,508.25 and 38,092.02
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Solution
The fourth proportional to 122,343.72, 183,508.25 and 38,092.02 is: 57,135.75
Step by Step Solution
- Step 1: Write the proportion equation
122,343.72 : 183,508.25 = 38,092.02 : x - Step 2: Convert to fraction form
122,343.72/183,508.25 = 38,092.02/x - Step 3: Cross multiply
122,343.72x = 183,508.25 × 38,092.02 - Step 4: Simplify right side
122,343.72x = 6,990,200,297.05 - Step 5: Solve for x
x = 6,990,200,297.05/122,343.72 - Step 6: Final answer
x = 57,135.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.