Finding the Fourth Proportional to 134,691.60, 202,037.40 and 41,197.20
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Solution
The fourth proportional to 134,691.60, 202,037.40 and 41,197.20 is: 61,795.80
Step by Step Solution
- Step 1: Write the proportion equation
134,691.60 : 202,037.40 = 41,197.20 : x - Step 2: Convert to fraction form
134,691.60/202,037.40 = 41,197.20/x - Step 3: Cross multiply
134,691.60x = 202,037.40 × 41,197.20 - Step 4: Simplify right side
134,691.60x = 8,323,375,175.28 - Step 5: Solve for x
x = 8,323,375,175.28/134,691.60 - Step 6: Final answer
x = 61,795.80
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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.