Finding the Fourth Proportional to 245,178.92, 367,789.53 and 67,685.94
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Solution
The fourth proportional to 245,178.92, 367,789.53 and 67,685.94 is: 101,534.75
Step by Step Solution
- Step 1: Write the proportion equation
245,178.92 : 367,789.53 = 67,685.94 : x - Step 2: Convert to fraction form
245,178.92/367,789.53 = 67,685.94/x - Step 3: Cross multiply
245,178.92x = 367,789.53 × 67,685.94 - Step 4: Simplify right side
245,178.92x = 24,894,180,060.21 - Step 5: Solve for x
x = 24,894,180,060.21/245,178.92 - Step 6: Final answer
x = 101,534.75
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1.5x scale
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.