Finding the Fourth Proportional to 122,916.42, 184,394.08 and 44,028.90
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Solution
The fourth proportional to 122,916.42, 184,394.08 and 44,028.90 is: 66,050.32
Step by Step Solution
- Step 1: Write the proportion equation
122,916.42 : 184,394.08 = 44,028.90 : x - Step 2: Convert to fraction form
122,916.42/184,394.08 = 44,028.90/x - Step 3: Cross multiply
122,916.42x = 184,394.08 × 44,028.90 - Step 4: Simplify right side
122,916.42x = 8,118,668,508.91 - Step 5: Solve for x
x = 8,118,668,508.91/122,916.42 - Step 6: Final answer
x = 66,050.32
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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.