Finding the Fourth Proportional to 165,932.13, 248,938.19 and 47,602.46
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Solution
The fourth proportional to 165,932.13, 248,938.19 and 47,602.46 is: 71,415.15
Step by Step Solution
- Step 1: Write the proportion equation
165,932.13 : 248,938.19 = 47,602.46 : x - Step 2: Convert to fraction form
165,932.13/248,938.19 = 47,602.46/x - Step 3: Cross multiply
165,932.13x = 248,938.19 × 47,602.46 - Step 4: Simplify right side
165,932.13x = 11,850,068,749.24 - Step 5: Solve for x
x = 11,850,068,749.24/165,932.13 - Step 6: Final answer
x = 71,415.15
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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.