Finding the Fourth Proportional to 170,838.29, 256,258.35 and 112,046.26
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Solution
The fourth proportional to 170,838.29, 256,258.35 and 112,046.26 is: 168,069.99
Step by Step Solution
- Step 1: Write the proportion equation
170,838.29 : 256,258.35 = 112,046.26 : x - Step 2: Convert to fraction form
170,838.29/256,258.35 = 112,046.26/x - Step 3: Cross multiply
170,838.29x = 256,258.35 × 112,046.26 - Step 4: Simplify right side
170,838.29x = 28,712,789,711.27 - Step 5: Solve for x
x = 28,712,789,711.27/170,838.29 - Step 6: Final answer
x = 168,069.99
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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.