Finding the Fourth Proportional to 254,513.19, 351,232.42 and 139,802.44
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Solution
The fourth proportional to 254,513.19, 351,232.42 and 139,802.44 is: 192,929.68
Step by Step Solution
- Step 1: Write the proportion equation
254,513.19 : 351,232.42 = 139,802.44 : x - Step 2: Convert to fraction form
254,513.19/351,232.42 = 139,802.44/x - Step 3: Cross multiply
254,513.19x = 351,232.42 × 139,802.44 - Step 4: Simplify right side
254,513.19x = 49,103,149,323.10 - Step 5: Solve for x
x = 49,103,149,323.10/254,513.19 - Step 6: Final answer
x = 192,929.68
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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.