Finding the Fourth Proportional to 189,223.98, 283,842.68 and 47,069.99
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Solution
The fourth proportional to 189,223.98, 283,842.68 and 47,069.99 is: 70,606.66
Step by Step Solution
- Step 1: Write the proportion equation
189,223.98 : 283,842.68 = 47,069.99 : x - Step 2: Convert to fraction form
189,223.98/283,842.68 = 47,069.99/x - Step 3: Cross multiply
189,223.98x = 283,842.68 × 47,069.99 - Step 4: Simplify right side
189,223.98x = 13,360,472,583.43 - Step 5: Solve for x
x = 13,360,472,583.43/189,223.98 - Step 6: Final answer
x = 70,606.66
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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.