Finding the Fourth Proportional to 165,944.36, 228,944.17 and 97,927.30
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Solution
The fourth proportional to 165,944.36, 228,944.17 and 97,927.30 is: 135,104.82
Step by Step Solution
- Step 1: Write the proportion equation
165,944.36 : 228,944.17 = 97,927.30 : x - Step 2: Convert to fraction form
165,944.36/228,944.17 = 97,927.30/x - Step 3: Cross multiply
165,944.36x = 228,944.17 × 97,927.30 - Step 4: Simplify right side
165,944.36x = 22,419,883,539.62 - Step 5: Solve for x
x = 22,419,883,539.62/165,944.36 - Step 6: Final answer
x = 135,104.82
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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.