Finding the Fourth Proportional to 295,193.80, 442,848.30 and 126,713.80
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Solution
The fourth proportional to 295,193.80, 442,848.30 and 126,713.80 is: 190,095.43
Step by Step Solution
- Step 1: Write the proportion equation
295,193.80 : 442,848.30 = 126,713.80 : x - Step 2: Convert to fraction form
295,193.80/442,848.30 = 126,713.80/x - Step 3: Cross multiply
295,193.80x = 442,848.30 × 126,713.80 - Step 4: Simplify right side
295,193.80x = 56,114,990,916.54 - Step 5: Solve for x
x = 56,114,990,916.54/295,193.80 - Step 6: Final answer
x = 190,095.43
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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.