Finding the Fourth Proportional to 187,599.28, 281,332.50 and 69,238.84
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Solution
The fourth proportional to 187,599.28, 281,332.50 and 69,238.84 is: 103,833.75
Step by Step Solution
- Step 1: Write the proportion equation
187,599.28 : 281,332.50 = 69,238.84 : x - Step 2: Convert to fraction form
187,599.28/281,332.50 = 69,238.84/x - Step 3: Cross multiply
187,599.28x = 281,332.50 × 69,238.84 - Step 4: Simplify right side
187,599.28x = 19,479,135,954.30 - Step 5: Solve for x
x = 19,479,135,954.30/187,599.28 - Step 6: Final answer
x = 103,833.75
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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.