Finding the Fourth Proportional to 79,899.64, 110,258.84 and 44,089.67
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Solution
The fourth proportional to 79,899.64, 110,258.84 and 44,089.67 is: 60,842.28
Step by Step Solution
- Step 1: Write the proportion equation
79,899.64 : 110,258.84 = 44,089.67 : x - Step 2: Convert to fraction form
79,899.64/110,258.84 = 44,089.67/x - Step 3: Cross multiply
79,899.64x = 110,258.84 × 44,089.67 - Step 4: Simplify right side
79,899.64x = 4,861,276,256.05 - Step 5: Solve for x
x = 4,861,276,256.05/79,899.64 - Step 6: Final answer
x = 60,842.28
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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.