Finding the Fourth Proportional to 207,299.23, 310,450.53 and 118,282.85
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Solution
The fourth proportional to 207,299.23, 310,450.53 and 118,282.85 is: 177,139.94
Step by Step Solution
- Step 1: Write the proportion equation
207,299.23 : 310,450.53 = 118,282.85 : x - Step 2: Convert to fraction form
207,299.23/310,450.53 = 118,282.85/x - Step 3: Cross multiply
207,299.23x = 310,450.53 × 118,282.85 - Step 4: Simplify right side
207,299.23x = 36,720,973,472.41 - Step 5: Solve for x
x = 36,720,973,472.41/207,299.23 - Step 6: Final answer
x = 177,139.94
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1.5x scale
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.