Finding the Fourth Proportional to 110,421.60, 165,486.60 and 97,882.80
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Solution
The fourth proportional to 110,421.60, 165,486.60 and 97,882.80 is: 146,694.96
Step by Step Solution
- Step 1: Write the proportion equation
110,421.60 : 165,486.60 = 97,882.80 : x - Step 2: Convert to fraction form
110,421.60/165,486.60 = 97,882.80/x - Step 3: Cross multiply
110,421.60x = 165,486.60 × 97,882.80 - Step 4: Simplify right side
110,421.60x = 16,198,291,770.48 - Step 5: Solve for x
x = 16,198,291,770.48/110,421.60 - Step 6: Final answer
x = 146,694.96
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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.