Finding the Fourth Proportional to 122,915.42, 184,392.58 and 44,027.90
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Solution
The fourth proportional to 122,915.42, 184,392.58 and 44,027.90 is: 66,048.82
Step by Step Solution
- Step 1: Write the proportion equation
122,915.42 : 184,392.58 = 44,027.90 : x - Step 2: Convert to fraction form
122,915.42/184,392.58 = 44,027.90/x - Step 3: Cross multiply
122,915.42x = 184,392.58 × 44,027.90 - Step 4: Simplify right side
122,915.42x = 8,118,418,072.98 - Step 5: Solve for x
x = 8,118,418,072.98/122,915.42 - Step 6: Final answer
x = 66,048.82
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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.