Finding the Fourth Proportional to 200,855.18, 277,197.62 and 110,228.65
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Solution
The fourth proportional to 200,855.18, 277,197.62 and 110,228.65 is: 152,125.12
Step by Step Solution
- Step 1: Write the proportion equation
200,855.18 : 277,197.62 = 110,228.65 : x - Step 2: Convert to fraction form
200,855.18/277,197.62 = 110,228.65/x - Step 3: Cross multiply
200,855.18x = 277,197.62 × 110,228.65 - Step 4: Simplify right side
200,855.18x = 30,555,118,191.68 - Step 5: Solve for x
x = 30,555,118,191.68/200,855.18 - Step 6: Final answer
x = 152,125.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.