Finding the Fourth Proportional to 113,436.07, 170,154.13 and 46,802.99
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Solution
The fourth proportional to 113,436.07, 170,154.13 and 46,802.99 is: 70,204.50
Step by Step Solution
- Step 1: Write the proportion equation
113,436.07 : 170,154.13 = 46,802.99 : x - Step 2: Convert to fraction form
113,436.07/170,154.13 = 46,802.99/x - Step 3: Cross multiply
113,436.07x = 170,154.13 × 46,802.99 - Step 4: Simplify right side
113,436.07x = 7,963,722,044.85 - Step 5: Solve for x
x = 7,963,722,044.85/113,436.07 - Step 6: Final answer
x = 70,204.50
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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.