Finding the Fourth Proportional to 267,358.41, 401,088.21 and 107,446.80
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Solution
The fourth proportional to 267,358.41, 401,088.21 and 107,446.80 is: 161,190.53
Step by Step Solution
- Step 1: Write the proportion equation
267,358.41 : 401,088.21 = 107,446.80 : x - Step 2: Convert to fraction form
267,358.41/401,088.21 = 107,446.80/x - Step 3: Cross multiply
267,358.41x = 401,088.21 × 107,446.80 - Step 4: Simplify right side
267,358.41x = 43,095,644,682.23 - Step 5: Solve for x
x = 43,095,644,682.23/267,358.41 - Step 6: Final answer
x = 161,190.53
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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.