Finding the Fourth Proportional to 158,581.08, 237,949.20 and 69,823.44
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Solution
The fourth proportional to 158,581.08, 237,949.20 and 69,823.44 is: 104,769.32
Step by Step Solution
- Step 1: Write the proportion equation
158,581.08 : 237,949.20 = 69,823.44 : x - Step 2: Convert to fraction form
158,581.08/237,949.20 = 69,823.44/x - Step 3: Cross multiply
158,581.08x = 237,949.20 × 69,823.44 - Step 4: Simplify right side
158,581.08x = 16,614,431,689.25 - Step 5: Solve for x
x = 16,614,431,689.25/158,581.08 - Step 6: Final answer
x = 104,769.32
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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.