Finding the Fourth Proportional to 146,424.60, 219,385.92 and 98,303.08
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Solution
The fourth proportional to 146,424.60, 219,385.92 and 98,303.08 is: 147,286.12
Step by Step Solution
- Step 1: Write the proportion equation
146,424.60 : 219,385.92 = 98,303.08 : x - Step 2: Convert to fraction form
146,424.60/219,385.92 = 98,303.08/x - Step 3: Cross multiply
146,424.60x = 219,385.92 × 98,303.08 - Step 4: Simplify right side
146,424.60x = 21,566,311,644.63 - Step 5: Solve for x
x = 21,566,311,644.63/146,424.60 - Step 6: Final answer
x = 147,286.12
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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.