Finding the Fourth Proportional to 246,005.79, 368,649.64 and 109,063.68
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Solution
The fourth proportional to 246,005.79, 368,649.64 and 109,063.68 is: 163,436.34
Step by Step Solution
- Step 1: Write the proportion equation
246,005.79 : 368,649.64 = 109,063.68 : x - Step 2: Convert to fraction form
246,005.79/368,649.64 = 109,063.68/x - Step 3: Cross multiply
246,005.79x = 368,649.64 × 109,063.68 - Step 4: Simplify right side
246,005.79x = 40,206,286,369.08 - Step 5: Solve for x
x = 40,206,286,369.08/246,005.79 - Step 6: Final answer
x = 163,436.34
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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.