Finding the Fourth Proportional to 79,433.06, 119,199.80 and 44,395.70
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Solution
The fourth proportional to 79,433.06, 119,199.80 and 44,395.70 is: 66,621.61
Step by Step Solution
- Step 1: Write the proportion equation
79,433.06 : 119,199.80 = 44,395.70 : x - Step 2: Convert to fraction form
79,433.06/119,199.80 = 44,395.70/x - Step 3: Cross multiply
79,433.06x = 119,199.80 × 44,395.70 - Step 4: Simplify right side
79,433.06x = 5,291,958,075.85 - Step 5: Solve for x
x = 5,291,958,075.85/79,433.06 - Step 6: Final answer
x = 66,621.61
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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.