Finding the Fourth Proportional to 122,967.70, 184,451.55 and 101,097.70
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Solution
The fourth proportional to 122,967.70, 184,451.55 and 101,097.70 is: 151,646.55
Step by Step Solution
- Step 1: Write the proportion equation
122,967.70 : 184,451.55 = 101,097.70 : x - Step 2: Convert to fraction form
122,967.70/184,451.55 = 101,097.70/x - Step 3: Cross multiply
122,967.70x = 184,451.55 × 101,097.70 - Step 4: Simplify right side
122,967.70x = 18,647,627,466.44 - Step 5: Solve for x
x = 18,647,627,466.44/122,967.70 - Step 6: Final answer
x = 151,646.55
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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.