Finding the Fourth Proportional to 192,066.35, 265,069.19 and 106,040.70
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Solution
The fourth proportional to 192,066.35, 265,069.19 and 106,040.70 is: 146,345.90
Step by Step Solution
- Step 1: Write the proportion equation
192,066.35 : 265,069.19 = 106,040.70 : x - Step 2: Convert to fraction form
192,066.35/265,069.19 = 106,040.70/x - Step 3: Cross multiply
192,066.35x = 265,069.19 × 106,040.70 - Step 4: Simplify right side
192,066.35x = 28,108,122,721.13 - Step 5: Solve for x
x = 28,108,122,721.13/192,066.35 - Step 6: Final answer
x = 146,345.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.