Finding the Fourth Proportional to 187,246.94, 280,739.16 and 68,902.92
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Solution
The fourth proportional to 187,246.94, 280,739.16 and 68,902.92 is: 103,306.09
Step by Step Solution
- Step 1: Write the proportion equation
187,246.94 : 280,739.16 = 68,902.92 : x - Step 2: Convert to fraction form
187,246.94/280,739.16 = 68,902.92/x - Step 3: Cross multiply
187,246.94x = 280,739.16 × 68,902.92 - Step 4: Simplify right side
187,246.94x = 19,343,747,882.35 - Step 5: Solve for x
x = 19,343,747,882.35/187,246.94 - Step 6: Final answer
x = 103,306.09
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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.