Finding the Fourth Proportional to 129,273.42, 193,771.77 and 62,622.06
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Solution
The fourth proportional to 129,273.42, 193,771.77 and 62,622.06 is: 93,866.07
Step by Step Solution
- Step 1: Write the proportion equation
129,273.42 : 193,771.77 = 62,622.06 : x - Step 2: Convert to fraction form
129,273.42/193,771.77 = 62,622.06/x - Step 3: Cross multiply
129,273.42x = 193,771.77 × 62,622.06 - Step 4: Simplify right side
129,273.42x = 12,134,387,407.25 - Step 5: Solve for x
x = 12,134,387,407.25/129,273.42 - Step 6: Final answer
x = 93,866.07
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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.