Finding the Fourth Proportional to 79,840.24, 110,177.58 and 44,029.60
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Solution
The fourth proportional to 79,840.24, 110,177.58 and 44,029.60 is: 60,759.77
Step by Step Solution
- Step 1: Write the proportion equation
79,840.24 : 110,177.58 = 44,029.60 : x - Step 2: Convert to fraction form
79,840.24/110,177.58 = 44,029.60/x - Step 3: Cross multiply
79,840.24x = 110,177.58 × 44,029.60 - Step 4: Simplify right side
79,840.24x = 4,851,074,776.37 - Step 5: Solve for x
x = 4,851,074,776.37/79,840.24 - Step 6: Final answer
x = 60,759.77
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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.