Finding the Fourth Proportional to 234,415.90, 351,618.99 and 56,923.84
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Solution
The fourth proportional to 234,415.90, 351,618.99 and 56,923.84 is: 85,384.58
Step by Step Solution
- Step 1: Write the proportion equation
234,415.90 : 351,618.99 = 56,923.84 : x - Step 2: Convert to fraction form
234,415.90/351,618.99 = 56,923.84/x - Step 3: Cross multiply
234,415.90x = 351,618.99 × 56,923.84 - Step 4: Simplify right side
234,415.90x = 20,015,503,673.98 - Step 5: Solve for x
x = 20,015,503,673.98/234,415.90 - Step 6: Final answer
x = 85,384.58
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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.