Finding the Fourth Proportional to 146,021.08, 219,044.04 and 40,840.12
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Solution
The fourth proportional to 146,021.08, 219,044.04 and 40,840.12 is: 61,263.65
Step by Step Solution
- Step 1: Write the proportion equation
146,021.08 : 219,044.04 = 40,840.12 : x - Step 2: Convert to fraction form
146,021.08/219,044.04 = 40,840.12/x - Step 3: Cross multiply
146,021.08x = 219,044.04 × 40,840.12 - Step 4: Simplify right side
146,021.08x = 8,945,784,878.88 - Step 5: Solve for x
x = 8,945,784,878.88/146,021.08 - Step 6: Final answer
x = 61,263.65
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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.