Finding the Fourth Proportional to 187,903.17, 281,916.60 and 124,970.88
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Solution
The fourth proportional to 187,903.17, 281,916.60 and 124,970.88 is: 187,497.45
Step by Step Solution
- Step 1: Write the proportion equation
187,903.17 : 281,916.60 = 124,970.88 : x - Step 2: Convert to fraction form
187,903.17/281,916.60 = 124,970.88/x - Step 3: Cross multiply
187,903.17x = 281,916.60 × 124,970.88 - Step 4: Simplify right side
187,903.17x = 35,231,364,501.44 - Step 5: Solve for x
x = 35,231,364,501.44/187,903.17 - Step 6: Final answer
x = 187,497.45
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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.