Finding the Fourth Proportional to 146,014.20, 201,542.68 and 85,597.92
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Solution
The fourth proportional to 146,014.20, 201,542.68 and 85,597.92 is: 118,150.39
Step by Step Solution
- Step 1: Write the proportion equation
146,014.20 : 201,542.68 = 85,597.92 : x - Step 2: Convert to fraction form
146,014.20/201,542.68 = 85,597.92/x - Step 3: Cross multiply
146,014.20x = 201,542.68 × 85,597.92 - Step 4: Simplify right side
146,014.20x = 17,251,634,199.23 - Step 5: Solve for x
x = 17,251,634,199.23/146,014.20 - Step 6: Final answer
x = 118,150.39
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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.