Finding the Fourth Proportional to 146,071.68, 219,120.27 and 40,890.95
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Solution
The fourth proportional to 146,071.68, 219,120.27 and 40,890.95 is: 61,339.99
Step by Step Solution
- Step 1: Write the proportion equation
146,071.68 : 219,120.27 = 40,890.95 : x - Step 2: Convert to fraction form
146,071.68/219,120.27 = 40,890.95/x - Step 3: Cross multiply
146,071.68x = 219,120.27 × 40,890.95 - Step 4: Simplify right side
146,071.68x = 8,960,036,004.56 - Step 5: Solve for x
x = 8,960,036,004.56/146,071.68 - Step 6: Final answer
x = 61,339.99
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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.