Finding the Fourth Proportional to 118,035.57, 162,883.97 and 67,048.14
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Solution
The fourth proportional to 118,035.57, 162,883.97 and 67,048.14 is: 92,523.52
Step by Step Solution
- Step 1: Write the proportion equation
118,035.57 : 162,883.97 = 67,048.14 : x - Step 2: Convert to fraction form
118,035.57/162,883.97 = 67,048.14/x - Step 3: Cross multiply
118,035.57x = 162,883.97 × 67,048.14 - Step 4: Simplify right side
118,035.57x = 10,921,066,889.08 - Step 5: Solve for x
x = 10,921,066,889.08/118,035.57 - Step 6: Final answer
x = 92,523.52
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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.