Finding the Fourth Proportional to 187,964.01, 281,998.08 and 86,792.99
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Solution
The fourth proportional to 187,964.01, 281,998.08 and 86,792.99 is: 130,213.53
Step by Step Solution
- Step 1: Write the proportion equation
187,964.01 : 281,998.08 = 86,792.99 : x - Step 2: Convert to fraction form
187,964.01/281,998.08 = 86,792.99/x - Step 3: Cross multiply
187,964.01x = 281,998.08 × 86,792.99 - Step 4: Simplify right side
187,964.01x = 24,475,456,537.46 - Step 5: Solve for x
x = 24,475,456,537.46/187,964.01 - Step 6: Final answer
x = 130,213.53
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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.