Finding the Fourth Proportional to 170,151.99, 235,110.24 and 134,624.18
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Solution
The fourth proportional to 170,151.99, 235,110.24 and 134,624.18 is: 186,019.11
Step by Step Solution
- Step 1: Write the proportion equation
170,151.99 : 235,110.24 = 134,624.18 : x - Step 2: Convert to fraction form
170,151.99/235,110.24 = 134,624.18/x - Step 3: Cross multiply
170,151.99x = 235,110.24 × 134,624.18 - Step 4: Simplify right side
170,151.99x = 31,651,522,094.05 - Step 5: Solve for x
x = 31,651,522,094.05/170,151.99 - Step 6: Final answer
x = 186,019.11
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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.