Finding the Fourth Proportional to 146,077.74, 219,122.04 and 40,893.96
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Solution
The fourth proportional to 146,077.74, 219,122.04 and 40,893.96 is: 61,342.46
Step by Step Solution
- Step 1: Write the proportion equation
146,077.74 : 219,122.04 = 40,893.96 : x - Step 2: Convert to fraction form
146,077.74/219,122.04 = 40,893.96/x - Step 3: Cross multiply
146,077.74x = 219,122.04 × 40,893.96 - Step 4: Simplify right side
146,077.74x = 8,960,767,938.88 - Step 5: Solve for x
x = 8,960,767,938.88/146,077.74 - Step 6: Final answer
x = 61,342.46
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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.