Finding the Fourth Proportional to 158,845.56, 219,096.24 and 134,806.68
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Solution
The fourth proportional to 158,845.56, 219,096.24 and 134,806.68 is: 185,939.33
Step by Step Solution
- Step 1: Write the proportion equation
158,845.56 : 219,096.24 = 134,806.68 : x - Step 2: Convert to fraction form
158,845.56/219,096.24 = 134,806.68/x - Step 3: Cross multiply
158,845.56x = 219,096.24 × 134,806.68 - Step 4: Simplify right side
158,845.56x = 29,535,636,967.65 - Step 5: Solve for x
x = 29,535,636,967.65/158,845.56 - Step 6: Final answer
x = 185,939.33
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.