Finding the Fourth Proportional to 122,750.47, 184,125.72 and 38,523.63
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Solution
The fourth proportional to 122,750.47, 184,125.72 and 38,523.63 is: 57,785.46
Step by Step Solution
- Step 1: Write the proportion equation
122,750.47 : 184,125.72 = 38,523.63 : x - Step 2: Convert to fraction form
122,750.47/184,125.72 = 38,523.63/x - Step 3: Cross multiply
122,750.47x = 184,125.72 × 38,523.63 - Step 4: Simplify right side
122,750.47x = 7,093,191,945.70 - Step 5: Solve for x
x = 7,093,191,945.70/122,750.47 - Step 6: Final answer
x = 57,785.46
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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.