Finding the Fourth Proportional to 267,983.68, 369,790.08 and 154,842.88
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Solution
The fourth proportional to 267,983.68, 369,790.08 and 154,842.88 is: 213,667.34
Step by Step Solution
- Step 1: Write the proportion equation
267,983.68 : 369,790.08 = 154,842.88 : x - Step 2: Convert to fraction form
267,983.68/369,790.08 = 154,842.88/x - Step 3: Cross multiply
267,983.68x = 369,790.08 × 154,842.88 - Step 4: Simplify right side
267,983.68x = 57,259,360,982.63 - Step 5: Solve for x
x = 57,259,360,982.63/267,983.68 - Step 6: Final answer
x = 213,667.34
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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.