Finding the Fourth Proportional to 187,266.08, 280,927.09 and 68,928.42
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Solution
The fourth proportional to 187,266.08, 280,927.09 and 68,928.42 is: 103,402.92
Step by Step Solution
- Step 1: Write the proportion equation
187,266.08 : 280,927.09 = 68,928.42 : x - Step 2: Convert to fraction form
187,266.08/280,927.09 = 68,928.42/x - Step 3: Cross multiply
187,266.08x = 280,927.09 × 68,928.42 - Step 4: Simplify right side
187,266.08x = 19,363,859,620.60 - Step 5: Solve for x
x = 19,363,859,620.60/187,266.08 - Step 6: Final answer
x = 103,402.92
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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.