Finding the Fourth Proportional to 146,143.08, 219,237.55 and 61,903.49
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Solution
The fourth proportional to 146,143.08, 219,237.55 and 61,903.49 is: 92,864.94
Step by Step Solution
- Step 1: Write the proportion equation
146,143.08 : 219,237.55 = 61,903.49 : x - Step 2: Convert to fraction form
146,143.08/219,237.55 = 61,903.49/x - Step 3: Cross multiply
146,143.08x = 219,237.55 × 61,903.49 - Step 4: Simplify right side
146,143.08x = 13,571,568,233.10 - Step 5: Solve for x
x = 13,571,568,233.10/146,143.08 - Step 6: Final answer
x = 92,864.94
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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.