Finding the Fourth Proportional to 266,370.81, 367,587.10 and 145,508.99
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Solution
The fourth proportional to 266,370.81, 367,587.10 and 145,508.99 is: 200,799.88
Step by Step Solution
- Step 1: Write the proportion equation
266,370.81 : 367,587.10 = 145,508.99 : x - Step 2: Convert to fraction form
266,370.81/367,587.10 = 145,508.99/x - Step 3: Cross multiply
266,370.81x = 367,587.10 × 145,508.99 - Step 4: Simplify right side
266,370.81x = 53,487,227,658.03 - Step 5: Solve for x
x = 53,487,227,658.03/266,370.81 - Step 6: Final answer
x = 200,799.88
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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.