Finding the Fourth Proportional to 217,425.05, 300,060.76 and 125,548.21
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Solution
The fourth proportional to 217,425.05, 300,060.76 and 125,548.21 is: 173,264.73
Step by Step Solution
- Step 1: Write the proportion equation
217,425.05 : 300,060.76 = 125,548.21 : x - Step 2: Convert to fraction form
217,425.05/300,060.76 = 125,548.21/x - Step 3: Cross multiply
217,425.05x = 300,060.76 × 125,548.21 - Step 4: Simplify right side
217,425.05x = 37,672,091,309.24 - Step 5: Solve for x
x = 37,672,091,309.24/217,425.05 - Step 6: Final answer
x = 173,264.73
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1.5x scale
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.