Finding the Fourth Proportional to 146,536.56, 219,463.02 and 106,995.60
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Solution
The fourth proportional to 146,536.56, 219,463.02 and 106,995.60 is: 160,243.82
Step by Step Solution
- Step 1: Write the proportion equation
146,536.56 : 219,463.02 = 106,995.60 : x - Step 2: Convert to fraction form
146,536.56/219,463.02 = 106,995.60/x - Step 3: Cross multiply
146,536.56x = 219,463.02 × 106,995.60 - Step 4: Simplify right side
146,536.56x = 23,481,577,502.71 - Step 5: Solve for x
x = 23,481,577,502.71/146,536.56 - Step 6: Final answer
x = 160,243.82
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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.