Finding the Fourth Proportional to 122,905.96, 184,362.54 and 48,023.08
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Solution
The fourth proportional to 122,905.96, 184,362.54 and 48,023.08 is: 72,036.03
Step by Step Solution
- Step 1: Write the proportion equation
122,905.96 : 184,362.54 = 48,023.08 : x - Step 2: Convert to fraction form
122,905.96/184,362.54 = 48,023.08/x - Step 3: Cross multiply
122,905.96x = 184,362.54 × 48,023.08 - Step 4: Simplify right side
122,905.96x = 8,853,657,007.42 - Step 5: Solve for x
x = 8,853,657,007.42/122,905.96 - Step 6: Final answer
x = 72,036.03
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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.