Finding the Fourth Proportional to 137,926.09, 206,494.41 and 93,473.80
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Solution
The fourth proportional to 137,926.09, 206,494.41 and 93,473.80 is: 139,943.19
Step by Step Solution
- Step 1: Write the proportion equation
137,926.09 : 206,494.41 = 93,473.80 : x - Step 2: Convert to fraction form
137,926.09/206,494.41 = 93,473.80/x - Step 3: Cross multiply
137,926.09x = 206,494.41 × 93,473.80 - Step 4: Simplify right side
137,926.09x = 19,301,817,015.75 - Step 5: Solve for x
x = 19,301,817,015.75/137,926.09 - Step 6: Final answer
x = 139,943.19
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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.