Finding the Fourth Proportional to 193,876.05, 267,417.45 and 125,771.32
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Solution
The fourth proportional to 193,876.05, 267,417.45 and 125,771.32 is: 173,479.12
Step by Step Solution
- Step 1: Write the proportion equation
193,876.05 : 267,417.45 = 125,771.32 : x - Step 2: Convert to fraction form
193,876.05/267,417.45 = 125,771.32/x - Step 3: Cross multiply
193,876.05x = 267,417.45 × 125,771.32 - Step 4: Simplify right side
193,876.05x = 33,633,445,677.53 - Step 5: Solve for x
x = 33,633,445,677.53/193,876.05 - Step 6: Final answer
x = 173,479.12
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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.