Finding the Fourth Proportional to 67,502.08, 101,253.12 and 25,919.92
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Solution
The fourth proportional to 67,502.08, 101,253.12 and 25,919.92 is: 38,879.88
Step by Step Solution
- Step 1: Write the proportion equation
67,502.08 : 101,253.12 = 25,919.92 : x - Step 2: Convert to fraction form
67,502.08/101,253.12 = 25,919.92/x - Step 3: Cross multiply
67,502.08x = 101,253.12 × 25,919.92 - Step 4: Simplify right side
67,502.08x = 2,624,472,770.15 - Step 5: Solve for x
x = 2,624,472,770.15/67,502.08 - Step 6: Final answer
x = 38,879.88
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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.