Finding the Fourth Proportional to 234,415.11, 351,621.12 and 56,920.92
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Solution
The fourth proportional to 234,415.11, 351,621.12 and 56,920.92 is: 85,381.00
Step by Step Solution
- Step 1: Write the proportion equation
234,415.11 : 351,621.12 = 56,920.92 : x - Step 2: Convert to fraction form
234,415.11/351,621.12 = 56,920.92/x - Step 3: Cross multiply
234,415.11x = 351,621.12 × 56,920.92 - Step 4: Simplify right side
234,415.11x = 20,014,597,641.83 - Step 5: Solve for x
x = 20,014,597,641.83/234,415.11 - Step 6: Final answer
x = 85,381.00
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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.