Finding the Fourth Proportional to 259,399.63, 358,138.05 and 162,735.98
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Solution
The fourth proportional to 259,399.63, 358,138.05 and 162,735.98 is: 224,680.15
Step by Step Solution
- Step 1: Write the proportion equation
259,399.63 : 358,138.05 = 162,735.98 : x - Step 2: Convert to fraction form
259,399.63/358,138.05 = 162,735.98/x - Step 3: Cross multiply
259,399.63x = 358,138.05 × 162,735.98 - Step 4: Simplify right side
259,399.63x = 58,281,946,542.04 - Step 5: Solve for x
x = 58,281,946,542.04/259,399.63 - Step 6: Final answer
x = 224,680.15
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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.