Finding the Fourth Proportional to 193,508.80, 267,044.76 and 107,473.34
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Solution
The fourth proportional to 193,508.80, 267,044.76 and 107,473.34 is: 148,314.66
Step by Step Solution
- Step 1: Write the proportion equation
193,508.80 : 267,044.76 = 107,473.34 : x - Step 2: Convert to fraction form
193,508.80/267,044.76 = 107,473.34/x - Step 3: Cross multiply
193,508.80x = 267,044.76 × 107,473.34 - Step 4: Simplify right side
193,508.80x = 28,700,192,286.70 - Step 5: Solve for x
x = 28,700,192,286.70/193,508.80 - Step 6: Final answer
x = 148,314.66
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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.