Finding the Fourth Proportional to 211,535.44, 317,325.36 and 61,776.14
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Solution
The fourth proportional to 211,535.44, 317,325.36 and 61,776.14 is: 92,670.69
Step by Step Solution
- Step 1: Write the proportion equation
211,535.44 : 317,325.36 = 61,776.14 : x - Step 2: Convert to fraction form
211,535.44/317,325.36 = 61,776.14/x - Step 3: Cross multiply
211,535.44x = 317,325.36 × 61,776.14 - Step 4: Simplify right side
211,535.44x = 19,603,134,509.94 - Step 5: Solve for x
x = 19,603,134,509.94/211,535.44 - Step 6: Final answer
x = 92,670.69
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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.