Finding the Fourth Proportional to 165,430.92, 228,287.76 and 97,450.68
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Solution
The fourth proportional to 165,430.92, 228,287.76 and 97,450.68 is: 134,477.87
Step by Step Solution
- Step 1: Write the proportion equation
165,430.92 : 228,287.76 = 97,450.68 : x - Step 2: Convert to fraction form
165,430.92/228,287.76 = 97,450.68/x - Step 3: Cross multiply
165,430.92x = 228,287.76 × 97,450.68 - Step 4: Simplify right side
165,430.92x = 22,246,797,447.68 - Step 5: Solve for x
x = 22,246,797,447.68/165,430.92 - Step 6: Final answer
x = 134,477.87
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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.