Finding the Fourth Proportional to 134,326.20, 201,197.70 and 110,998.20
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Solution
The fourth proportional to 134,326.20, 201,197.70 and 110,998.20 is: 166,256.34
Step by Step Solution
- Step 1: Write the proportion equation
134,326.20 : 201,197.70 = 110,998.20 : x - Step 2: Convert to fraction form
134,326.20/201,197.70 = 110,998.20/x - Step 3: Cross multiply
134,326.20x = 201,197.70 × 110,998.20 - Step 4: Simplify right side
134,326.20x = 22,332,582,544.14 - Step 5: Solve for x
x = 22,332,582,544.14/134,326.20 - Step 6: Final answer
x = 166,256.34
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1.5x scale
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.