Finding the Fourth Proportional to 145,367.28, 217,828.34 and 97,806.18
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Solution
The fourth proportional to 145,367.28, 217,828.34 and 97,806.18 is: 146,559.52
Step by Step Solution
- Step 1: Write the proportion equation
145,367.28 : 217,828.34 = 97,806.18 : x - Step 2: Convert to fraction form
145,367.28/217,828.34 = 97,806.18/x - Step 3: Cross multiply
145,367.28x = 217,828.34 × 97,806.18 - Step 4: Simplify right side
145,367.28x = 21,304,958,525.74 - Step 5: Solve for x
x = 21,304,958,525.74/145,367.28 - Step 6: Final answer
x = 146,559.52
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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.