Finding the Fourth Proportional to 133,631.09, 184,413.02 and 73,207.46
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Solution
The fourth proportional to 133,631.09, 184,413.02 and 73,207.46 is: 101,027.45
Step by Step Solution
- Step 1: Write the proportion equation
133,631.09 : 184,413.02 = 73,207.46 : x - Step 2: Convert to fraction form
133,631.09/184,413.02 = 73,207.46/x - Step 3: Cross multiply
133,631.09x = 184,413.02 × 73,207.46 - Step 4: Simplify right side
133,631.09x = 13,500,408,785.13 - Step 5: Solve for x
x = 13,500,408,785.13/133,631.09 - Step 6: Final answer
x = 101,027.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.