Finding the Fourth Proportional to 107,482.90, 161,224.74 and 32,603.70
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Solution
The fourth proportional to 107,482.90, 161,224.74 and 32,603.70 is: 48,905.67
Step by Step Solution
- Step 1: Write the proportion equation
107,482.90 : 161,224.74 = 32,603.70 : x - Step 2: Convert to fraction form
107,482.90/161,224.74 = 32,603.70/x - Step 3: Cross multiply
107,482.90x = 161,224.74 × 32,603.70 - Step 4: Simplify right side
107,482.90x = 5,256,523,055.54 - Step 5: Solve for x
x = 5,256,523,055.54/107,482.90 - Step 6: Final answer
x = 48,905.67
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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.