Finding the Fourth Proportional to 70,747.19, 106,107.23 and 27,470.12
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Solution
The fourth proportional to 70,747.19, 106,107.23 and 27,470.12 is: 41,199.92
Step by Step Solution
- Step 1: Write the proportion equation
70,747.19 : 106,107.23 = 27,470.12 : x - Step 2: Convert to fraction form
70,747.19/106,107.23 = 27,470.12/x - Step 3: Cross multiply
70,747.19x = 106,107.23 × 27,470.12 - Step 4: Simplify right side
70,747.19x = 2,914,778,277.01 - Step 5: Solve for x
x = 2,914,778,277.01/70,747.19 - Step 6: Final answer
x = 41,199.92
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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.