Finding the Fourth Proportional to 187,802.16, 281,713.50 and 47,562
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Solution
The fourth proportional to 187,802.16, 281,713.50 and 47,562 is: 71,345.60
Step by Step Solution
- Step 1: Write the proportion equation
187,802.16 : 281,713.50 = 47,562 : x - Step 2: Convert to fraction form
187,802.16/281,713.50 = 47,562/x - Step 3: Cross multiply
187,802.16x = 281,713.50 × 47,562 - Step 4: Simplify right side
187,802.16x = 13,398,857,487 - Step 5: Solve for x
x = 13,398,857,487/187,802.16 - Step 6: Final answer
x = 71,345.60
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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.