Finding the Fourth Proportional to 79,959.30, 110,343.36 and 44,149.02
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Solution
The fourth proportional to 79,959.30, 110,343.36 and 44,149.02 is: 60,925.39
Step by Step Solution
- Step 1: Write the proportion equation
79,959.30 : 110,343.36 = 44,149.02 : x - Step 2: Convert to fraction form
79,959.30/110,343.36 = 44,149.02/x - Step 3: Cross multiply
79,959.30x = 110,343.36 × 44,149.02 - Step 4: Simplify right side
79,959.30x = 4,871,551,207.51 - Step 5: Solve for x
x = 4,871,551,207.51/79,959.30 - Step 6: Final answer
x = 60,925.39
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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.