Finding the Fourth Proportional to 165,902.55, 228,935.65 and 94,272.63
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Solution
The fourth proportional to 165,902.55, 228,935.65 and 94,272.63 is: 130,090.62
Step by Step Solution
- Step 1: Write the proportion equation
165,902.55 : 228,935.65 = 94,272.63 : x - Step 2: Convert to fraction form
165,902.55/228,935.65 = 94,272.63/x - Step 3: Cross multiply
165,902.55x = 228,935.65 × 94,272.63 - Step 4: Simplify right side
165,902.55x = 21,582,365,826.26 - Step 5: Solve for x
x = 21,582,365,826.26/165,902.55 - Step 6: Final answer
x = 130,090.62
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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.