Finding the Fourth Proportional to 247,223.34, 370,760.69 and 105,066.99
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Solution
The fourth proportional to 247,223.34, 370,760.69 and 105,066.99 is: 157,568.90
Step by Step Solution
- Step 1: Write the proportion equation
247,223.34 : 370,760.69 = 105,066.99 : x - Step 2: Convert to fraction form
247,223.34/370,760.69 = 105,066.99/x - Step 3: Cross multiply
247,223.34x = 370,760.69 × 105,066.99 - Step 4: Simplify right side
247,223.34x = 38,954,709,971.29 - Step 5: Solve for x
x = 38,954,709,971.29/247,223.34 - Step 6: Final answer
x = 157,568.90
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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.