Finding the Fourth Proportional to 266,708.12, 368,063.60 and 151,984.31
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Solution
The fourth proportional to 266,708.12, 368,063.60 and 151,984.31 is: 209,741.99
Step by Step Solution
- Step 1: Write the proportion equation
266,708.12 : 368,063.60 = 151,984.31 : x - Step 2: Convert to fraction form
266,708.12/368,063.60 = 151,984.31/x - Step 3: Cross multiply
266,708.12x = 368,063.60 × 151,984.31 - Step 4: Simplify right side
266,708.12x = 55,939,890,821.76 - Step 5: Solve for x
x = 55,939,890,821.76/266,708.12 - Step 6: Final answer
x = 209,741.99
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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.