Finding the Fourth Proportional to 108,110.07, 149,191.61 and 60,374.75
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Solution
The fourth proportional to 108,110.07, 149,191.61 and 60,374.75 is: 83,316.99
Step by Step Solution
- Step 1: Write the proportion equation
108,110.07 : 149,191.61 = 60,374.75 : x - Step 2: Convert to fraction form
108,110.07/149,191.61 = 60,374.75/x - Step 3: Cross multiply
108,110.07x = 149,191.61 × 60,374.75 - Step 4: Simplify right side
108,110.07x = 9,007,405,108.02 - Step 5: Solve for x
x = 9,007,405,108.02/108,110.07 - Step 6: Final answer
x = 83,316.99
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1.5x scale
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.