Finding the Fourth Proportional to 79,847.74, 110,190.68 and 44,039.13
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Solution
The fourth proportional to 79,847.74, 110,190.68 and 44,039.13 is: 60,774.44
Step by Step Solution
- Step 1: Write the proportion equation
79,847.74 : 110,190.68 = 44,039.13 : x - Step 2: Convert to fraction form
79,847.74/110,190.68 = 44,039.13/x - Step 3: Cross multiply
79,847.74x = 110,190.68 × 44,039.13 - Step 4: Simplify right side
79,847.74x = 4,852,701,681.31 - Step 5: Solve for x
x = 4,852,701,681.31/79,847.74 - Step 6: Final answer
x = 60,774.44
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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.