Finding the Fourth Proportional to 187,087.02, 280,621.99 and 68,749.67
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Solution
The fourth proportional to 187,087.02, 280,621.99 and 68,749.67 is: 103,121.37
Step by Step Solution
- Step 1: Write the proportion equation
187,087.02 : 280,621.99 = 68,749.67 : x - Step 2: Convert to fraction form
187,087.02/280,621.99 = 68,749.67/x - Step 3: Cross multiply
187,087.02x = 280,621.99 × 68,749.67 - Step 4: Simplify right side
187,087.02x = 19,292,669,207.24 - Step 5: Solve for x
x = 19,292,669,207.24/187,087.02 - Step 6: Final answer
x = 103,121.37
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.