Finding the Fourth Proportional to 73,973.51, 110,988.20 and 44,411.95
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Solution
The fourth proportional to 73,973.51, 110,988.20 and 44,411.95 is: 66,634.70
Step by Step Solution
- Step 1: Write the proportion equation
73,973.51 : 110,988.20 = 44,411.95 : x - Step 2: Convert to fraction form
73,973.51/110,988.20 = 44,411.95/x - Step 3: Cross multiply
73,973.51x = 110,988.20 × 44,411.95 - Step 4: Simplify right side
73,973.51x = 4,929,202,388.99 - Step 5: Solve for x
x = 4,929,202,388.99/73,973.51 - Step 6: Final answer
x = 66,634.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.