Finding the Fourth Proportional to 137,555.76, 206,319.80 and 37,725.99
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Solution
The fourth proportional to 137,555.76, 206,319.80 and 37,725.99 is: 56,585.19
Step by Step Solution
- Step 1: Write the proportion equation
137,555.76 : 206,319.80 = 37,725.99 : x - Step 2: Convert to fraction form
137,555.76/206,319.80 = 37,725.99/x - Step 3: Cross multiply
137,555.76x = 206,319.80 × 37,725.99 - Step 4: Simplify right side
137,555.76x = 7,783,618,711.60 - Step 5: Solve for x
x = 7,783,618,711.60/137,555.76 - Step 6: Final answer
x = 56,585.19
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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.