Finding the Fourth Proportional to 182,712.05, 252,193.58 and 125,360.72
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Solution
The fourth proportional to 182,712.05, 252,193.58 and 125,360.72 is: 173,032.75
Step by Step Solution
- Step 1: Write the proportion equation
182,712.05 : 252,193.58 = 125,360.72 : x - Step 2: Convert to fraction form
182,712.05/252,193.58 = 125,360.72/x - Step 3: Cross multiply
182,712.05x = 252,193.58 × 125,360.72 - Step 4: Simplify right side
182,712.05x = 31,615,168,768.18 - Step 5: Solve for x
x = 31,615,168,768.18/182,712.05 - Step 6: Final answer
x = 173,032.75
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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.