Finding the Fourth Proportional to 122,698.96, 184,048.73 and 37,310.60
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Solution
The fourth proportional to 122,698.96, 184,048.73 and 37,310.60 is: 55,965.99
Step by Step Solution
- Step 1: Write the proportion equation
122,698.96 : 184,048.73 = 37,310.60 : x - Step 2: Convert to fraction form
122,698.96/184,048.73 = 37,310.60/x - Step 3: Cross multiply
122,698.96x = 184,048.73 × 37,310.60 - Step 4: Simplify right side
122,698.96x = 6,866,968,545.54 - Step 5: Solve for x
x = 6,866,968,545.54/122,698.96 - Step 6: Final answer
x = 55,965.99
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1.5x scale
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.