Finding the Fourth Proportional to 170,383.99, 235,129.90 and 93,903.09
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Solution
The fourth proportional to 170,383.99, 235,129.90 and 93,903.09 is: 129,586.26
Step by Step Solution
- Step 1: Write the proportion equation
170,383.99 : 235,129.90 = 93,903.09 : x - Step 2: Convert to fraction form
170,383.99/235,129.90 = 93,903.09/x - Step 3: Cross multiply
170,383.99x = 235,129.90 × 93,903.09 - Step 4: Simplify right side
170,383.99x = 22,079,424,161.39 - Step 5: Solve for x
x = 22,079,424,161.39/170,383.99 - Step 6: Final answer
x = 129,586.26
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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.