Finding the Fourth Proportional to 76,847.85, 106,034.00 and 46,649.07
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Solution
The fourth proportional to 76,847.85, 106,034.00 and 46,649.07 is: 64,365.98
Step by Step Solution
- Step 1: Write the proportion equation
76,847.85 : 106,034.00 = 46,649.07 : x - Step 2: Convert to fraction form
76,847.85/106,034.00 = 46,649.07/x - Step 3: Cross multiply
76,847.85x = 106,034.00 × 46,649.07 - Step 4: Simplify right side
76,847.85x = 4,946,387,255.13 - Step 5: Solve for x
x = 4,946,387,255.13/76,847.85 - Step 6: Final answer
x = 64,365.98
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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.