Finding the Fourth Proportional to 137,556.76, 206,321.30 and 37,726.99
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Solution
The fourth proportional to 137,556.76, 206,321.30 and 37,726.99 is: 56,586.69
Step by Step Solution
- Step 1: Write the proportion equation
137,556.76 : 206,321.30 = 37,726.99 : x - Step 2: Convert to fraction form
137,556.76/206,321.30 = 37,726.99/x - Step 3: Cross multiply
137,556.76x = 206,321.30 × 37,726.99 - Step 4: Simplify right side
137,556.76x = 7,783,881,621.89 - Step 5: Solve for x
x = 7,783,881,621.89/137,556.76 - Step 6: Final answer
x = 56,586.69
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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.