Finding the Fourth Proportional to 216,214.76, 324,058.93 and 153,052.79
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Solution
The fourth proportional to 216,214.76, 324,058.93 and 153,052.79 is: 229,392.85
Step by Step Solution
- Step 1: Write the proportion equation
216,214.76 : 324,058.93 = 153,052.79 : x - Step 2: Convert to fraction form
216,214.76/324,058.93 = 153,052.79/x - Step 3: Cross multiply
216,214.76x = 324,058.93 × 153,052.79 - Step 4: Simplify right side
216,214.76x = 49,598,121,357.99 - Step 5: Solve for x
x = 49,598,121,357.99/216,214.76 - Step 6: Final answer
x = 229,392.85
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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.