Finding the Fourth Proportional to 234,105.99, 351,158.99 and 99,191.33
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Solution
The fourth proportional to 234,105.99, 351,158.99 and 99,191.33 is: 148,786.99
Step by Step Solution
- Step 1: Write the proportion equation
234,105.99 : 351,158.99 = 99,191.33 : x - Step 2: Convert to fraction form
234,105.99/351,158.99 = 99,191.33/x - Step 3: Cross multiply
234,105.99x = 351,158.99 × 99,191.33 - Step 4: Simplify right side
234,105.99x = 34,831,925,503.76 - Step 5: Solve for x
x = 34,831,925,503.76/234,105.99 - Step 6: Final answer
x = 148,786.99
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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.