Finding the Fourth Proportional to 133,055.40, 199,614.99 and 44,309.70
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Solution
The fourth proportional to 133,055.40, 199,614.99 and 44,309.70 is: 66,475.17
Step by Step Solution
- Step 1: Write the proportion equation
133,055.40 : 199,614.99 = 44,309.70 : x - Step 2: Convert to fraction form
133,055.40/199,614.99 = 44,309.70/x - Step 3: Cross multiply
133,055.40x = 199,614.99 × 44,309.70 - Step 4: Simplify right side
133,055.40x = 8,844,880,322.40 - Step 5: Solve for x
x = 8,844,880,322.40/133,055.40 - Step 6: Final answer
x = 66,475.17
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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.