Finding the Fourth Proportional to 137,246.69, 205,886.64 and 48,482.03
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Solution
The fourth proportional to 137,246.69, 205,886.64 and 48,482.03 is: 72,728.91
Step by Step Solution
- Step 1: Write the proportion equation
137,246.69 : 205,886.64 = 48,482.03 : x - Step 2: Convert to fraction form
137,246.69/205,886.64 = 48,482.03/x - Step 3: Cross multiply
137,246.69x = 205,886.64 × 48,482.03 - Step 4: Simplify right side
137,246.69x = 9,981,802,257.08 - Step 5: Solve for x
x = 9,981,802,257.08/137,246.69 - Step 6: Final answer
x = 72,728.91
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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.