Finding the Fourth Proportional to 266,755.52, 368,108.97 and 145,873.31
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Solution
The fourth proportional to 266,755.52, 368,108.97 and 145,873.31 is: 201,297.70
Step by Step Solution
- Step 1: Write the proportion equation
266,755.52 : 368,108.97 = 145,873.31 : x - Step 2: Convert to fraction form
266,755.52/368,108.97 = 145,873.31/x - Step 3: Cross multiply
266,755.52x = 368,108.97 × 145,873.31 - Step 4: Simplify right side
266,755.52x = 53,697,273,894.59 - Step 5: Solve for x
x = 53,697,273,894.59/266,755.52 - Step 6: Final answer
x = 201,297.70
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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.