Finding the Fourth Proportional to 267,506.71, 401,143.42 and 101,178.07
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Solution
The fourth proportional to 267,506.71, 401,143.42 and 101,178.07 is: 151,722.99
Step by Step Solution
- Step 1: Write the proportion equation
267,506.71 : 401,143.42 = 101,178.07 : x - Step 2: Convert to fraction form
267,506.71/401,143.42 = 101,178.07/x - Step 3: Cross multiply
267,506.71x = 401,143.42 × 101,178.07 - Step 4: Simplify right side
267,506.71x = 40,586,917,280.63 - Step 5: Solve for x
x = 40,586,917,280.63/267,506.71 - Step 6: Final answer
x = 151,722.99
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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.