Finding the Fourth Proportional to 266,911.08, 368,326.29 and 159,540.31
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Solution
The fourth proportional to 266,911.08, 368,326.29 and 159,540.31 is: 220,159.05
Step by Step Solution
- Step 1: Write the proportion equation
266,911.08 : 368,326.29 = 159,540.31 : x - Step 2: Convert to fraction form
266,911.08/368,326.29 = 159,540.31/x - Step 3: Cross multiply
266,911.08x = 368,326.29 × 159,540.31 - Step 4: Simplify right side
266,911.08x = 58,762,890,487.75 - Step 5: Solve for x
x = 58,762,890,487.75/266,911.08 - Step 6: Final answer
x = 220,159.05
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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.