Finding the Fourth Proportional to 165,751.22, 228,764.43 and 97,785.07
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Solution
The fourth proportional to 165,751.22, 228,764.43 and 97,785.07 is: 134,959.76
Step by Step Solution
- Step 1: Write the proportion equation
165,751.22 : 228,764.43 = 97,785.07 : x - Step 2: Convert to fraction form
165,751.22/228,764.43 = 97,785.07/x - Step 3: Cross multiply
165,751.22x = 228,764.43 × 97,785.07 - Step 4: Simplify right side
165,751.22x = 22,369,745,229.15 - Step 5: Solve for x
x = 22,369,745,229.15/165,751.22 - Step 6: Final answer
x = 134,959.76
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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.