Finding the Fourth Proportional to 193,919.02, 290,677.86 and 73,943.67
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Solution
The fourth proportional to 193,919.02, 290,677.86 and 73,943.67 is: 110,838.99
Step by Step Solution
- Step 1: Write the proportion equation
193,919.02 : 290,677.86 = 73,943.67 : x - Step 2: Convert to fraction form
193,919.02/290,677.86 = 73,943.67/x - Step 3: Cross multiply
193,919.02x = 290,677.86 × 73,943.67 - Step 4: Simplify right side
193,919.02x = 21,493,787,756.15 - Step 5: Solve for x
x = 21,493,787,756.15/193,919.02 - Step 6: Final answer
x = 110,838.99
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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.