Finding the Fourth Proportional to 248,330.92, 372,508.68 and 70,864.08
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Solution
The fourth proportional to 248,330.92, 372,508.68 and 70,864.08 is: 106,299.63
Step by Step Solution
- Step 1: Write the proportion equation
248,330.92 : 372,508.68 = 70,864.08 : x - Step 2: Convert to fraction form
248,330.92/372,508.68 = 70,864.08/x - Step 3: Cross multiply
248,330.92x = 372,508.68 × 70,864.08 - Step 4: Simplify right side
248,330.92x = 26,397,484,900.21 - Step 5: Solve for x
x = 26,397,484,900.21/248,330.92 - Step 6: Final answer
x = 106,299.63
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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.