Finding the Fourth Proportional to 137,400.53, 206,135.66 and 57,424.68
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Solution
The fourth proportional to 137,400.53, 206,135.66 and 57,424.68 is: 86,151.59
Step by Step Solution
- Step 1: Write the proportion equation
137,400.53 : 206,135.66 = 57,424.68 : x - Step 2: Convert to fraction form
137,400.53/206,135.66 = 57,424.68/x - Step 3: Cross multiply
137,400.53x = 206,135.66 × 57,424.68 - Step 4: Simplify right side
137,400.53x = 11,837,274,024.97 - Step 5: Solve for x
x = 11,837,274,024.97/137,400.53 - Step 6: Final answer
x = 86,151.59
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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.