Finding the Fourth Proportional to 112,842.26, 169,263.99 and 33,955.95
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Solution
The fourth proportional to 112,842.26, 169,263.99 and 33,955.95 is: 50,934.11
Step by Step Solution
- Step 1: Write the proportion equation
112,842.26 : 169,263.99 = 33,955.95 : x - Step 2: Convert to fraction form
112,842.26/169,263.99 = 33,955.95/x - Step 3: Cross multiply
112,842.26x = 169,263.99 × 33,955.95 - Step 4: Simplify right side
112,842.26x = 5,747,519,581.24 - Step 5: Solve for x
x = 5,747,519,581.24/112,842.26 - Step 6: Final answer
x = 50,934.11
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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.