Finding the Fourth Proportional to 126,766.04, 190,134.66 and 33,279.08
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Solution
The fourth proportional to 126,766.04, 190,134.66 and 33,279.08 is: 49,914.84
Step by Step Solution
- Step 1: Write the proportion equation
126,766.04 : 190,134.66 = 33,279.08 : x - Step 2: Convert to fraction form
126,766.04/190,134.66 = 33,279.08/x - Step 3: Cross multiply
126,766.04x = 190,134.66 × 33,279.08 - Step 4: Simplify right side
126,766.04x = 6,327,506,560.91 - Step 5: Solve for x
x = 6,327,506,560.91/126,766.04 - Step 6: Final answer
x = 49,914.84
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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.