Finding the Fourth Proportional to 165,331.85, 228,166.99 and 92,757.74
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Solution
The fourth proportional to 165,331.85, 228,166.99 and 92,757.74 is: 128,010.75
Step by Step Solution
- Step 1: Write the proportion equation
165,331.85 : 228,166.99 = 92,757.74 : x - Step 2: Convert to fraction form
165,331.85/228,166.99 = 92,757.74/x - Step 3: Cross multiply
165,331.85x = 228,166.99 × 92,757.74 - Step 4: Simplify right side
165,331.85x = 21,164,252,962.27 - Step 5: Solve for x
x = 21,164,252,962.27/165,331.85 - Step 6: Final answer
x = 128,010.75
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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.