Finding the Fourth Proportional to 79,838.80, 110,184.11 and 44,032.21
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Solution
The fourth proportional to 79,838.80, 110,184.11 and 44,032.21 is: 60,768.07
Step by Step Solution
- Step 1: Write the proportion equation
79,838.80 : 110,184.11 = 44,032.21 : x - Step 2: Convert to fraction form
79,838.80/110,184.11 = 44,032.21/x - Step 3: Cross multiply
79,838.80x = 110,184.11 × 44,032.21 - Step 4: Simplify right side
79,838.80x = 4,851,649,870.18 - Step 5: Solve for x
x = 4,851,649,870.18/79,838.80 - Step 6: Final answer
x = 60,768.07
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1.5x scale
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.