Finding the Fourth Proportional to 79,824.68, 110,158.50 and 44,014.05
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Solution
The fourth proportional to 79,824.68, 110,158.50 and 44,014.05 is: 60,739.64
Step by Step Solution
- Step 1: Write the proportion equation
79,824.68 : 110,158.50 = 44,014.05 : x - Step 2: Convert to fraction form
79,824.68/110,158.50 = 44,014.05/x - Step 3: Cross multiply
79,824.68x = 110,158.50 × 44,014.05 - Step 4: Simplify right side
79,824.68x = 4,848,521,726.93 - Step 5: Solve for x
x = 4,848,521,726.93/79,824.68 - Step 6: Final answer
x = 60,739.64
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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.