Finding the Fourth Proportional to 141,181.41, 211,813.57 and 56,898.18
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Solution
The fourth proportional to 141,181.41, 211,813.57 and 56,898.18 is: 85,363.99
Step by Step Solution
- Step 1: Write the proportion equation
141,181.41 : 211,813.57 = 56,898.18 : x - Step 2: Convert to fraction form
141,181.41/211,813.57 = 56,898.18/x - Step 3: Cross multiply
141,181.41x = 211,813.57 × 56,898.18 - Step 4: Simplify right side
141,181.41x = 12,051,807,517.00 - Step 5: Solve for x
x = 12,051,807,517.00/141,181.41 - Step 6: Final answer
x = 85,363.99
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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.