Finding the Fourth Proportional to 267,274.68, 400,827.14 and 87,319.09
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Solution
The fourth proportional to 267,274.68, 400,827.14 and 87,319.09 is: 130,950.91
Step by Step Solution
- Step 1: Write the proportion equation
267,274.68 : 400,827.14 = 87,319.09 : x - Step 2: Convert to fraction form
267,274.68/400,827.14 = 87,319.09/x - Step 3: Cross multiply
267,274.68x = 400,827.14 × 87,319.09 - Step 4: Simplify right side
267,274.68x = 34,999,862,974.54 - Step 5: Solve for x
x = 34,999,862,974.54/267,274.68 - Step 6: Final answer
x = 130,950.91
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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.