Finding the Fourth Proportional to 174,272.67, 261,430.90 and 55,912.23
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Solution
The fourth proportional to 174,272.67, 261,430.90 and 55,912.23 is: 83,875.37
Step by Step Solution
- Step 1: Write the proportion equation
174,272.67 : 261,430.90 = 55,912.23 : x - Step 2: Convert to fraction form
174,272.67/261,430.90 = 55,912.23/x - Step 3: Cross multiply
174,272.67x = 261,430.90 × 55,912.23 - Step 4: Simplify right side
174,272.67x = 14,617,184,470.13 - Step 5: Solve for x
x = 14,617,184,470.13/174,272.67 - Step 6: Final answer
x = 83,875.37
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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.