Finding the Fourth Proportional to 165,635.92, 228,598.14 and 94,039.12
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Solution
The fourth proportional to 165,635.92, 228,598.14 and 94,039.12 is: 129,785.66
Step by Step Solution
- Step 1: Write the proportion equation
165,635.92 : 228,598.14 = 94,039.12 : x - Step 2: Convert to fraction form
165,635.92/228,598.14 = 94,039.12/x - Step 3: Cross multiply
165,635.92x = 228,598.14 × 94,039.12 - Step 4: Simplify right side
165,635.92x = 21,497,167,919.24 - Step 5: Solve for x
x = 21,497,167,919.24/165,635.92 - Step 6: Final answer
x = 129,785.66
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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.