Finding the Fourth Proportional to 180,313.24, 248,830.14 and 99,734.44
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Solution
The fourth proportional to 180,313.24, 248,830.14 and 99,734.44 is: 137,632.35
Step by Step Solution
- Step 1: Write the proportion equation
180,313.24 : 248,830.14 = 99,734.44 : x - Step 2: Convert to fraction form
180,313.24/248,830.14 = 99,734.44/x - Step 3: Cross multiply
180,313.24x = 248,830.14 × 99,734.44 - Step 4: Simplify right side
180,313.24x = 24,816,934,668.02 - Step 5: Solve for x
x = 24,816,934,668.02/180,313.24 - Step 6: Final answer
x = 137,632.35
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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.