Finding the Fourth Proportional to 146,278.07, 219,424.70 and 46,446.08
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Solution
The fourth proportional to 146,278.07, 219,424.70 and 46,446.08 is: 69,671.52
Step by Step Solution
- Step 1: Write the proportion equation
146,278.07 : 219,424.70 = 46,446.08 : x - Step 2: Convert to fraction form
146,278.07/219,424.70 = 46,446.08/x - Step 3: Cross multiply
146,278.07x = 219,424.70 × 46,446.08 - Step 4: Simplify right side
146,278.07x = 10,191,415,840.82 - Step 5: Solve for x
x = 10,191,415,840.82/146,278.07 - Step 6: Final answer
x = 69,671.52
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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.