Finding the Fourth Proportional to 130,212.36, 195,347.97 and 41,470.92
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Solution
The fourth proportional to 130,212.36, 195,347.97 and 41,470.92 is: 62,215.75
Step by Step Solution
- Step 1: Write the proportion equation
130,212.36 : 195,347.97 = 41,470.92 : x - Step 2: Convert to fraction form
130,212.36/195,347.97 = 41,470.92/x - Step 3: Cross multiply
130,212.36x = 195,347.97 × 41,470.92 - Step 4: Simplify right side
130,212.36x = 8,101,260,036.03 - Step 5: Solve for x
x = 8,101,260,036.03/130,212.36 - Step 6: Final answer
x = 62,215.75
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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.