Finding the Fourth Proportional to 137,543.06, 206,246.49 and 48,783.26
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Solution
The fourth proportional to 137,543.06, 206,246.49 and 48,783.26 is: 73,150.74
Step by Step Solution
- Step 1: Write the proportion equation
137,543.06 : 206,246.49 = 48,783.26 : x - Step 2: Convert to fraction form
137,543.06/206,246.49 = 48,783.26/x - Step 3: Cross multiply
137,543.06x = 206,246.49 × 48,783.26 - Step 4: Simplify right side
137,543.06x = 10,061,376,145.76 - Step 5: Solve for x
x = 10,061,376,145.76/137,543.06 - Step 6: Final answer
x = 73,150.74
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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.