Finding the Fourth Proportional to 248,533.24, 342,976.26 and 135,356.44
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Solution
The fourth proportional to 248,533.24, 342,976.26 and 135,356.44 is: 186,792.10
Step by Step Solution
- Step 1: Write the proportion equation
248,533.24 : 342,976.26 = 135,356.44 : x - Step 2: Convert to fraction form
248,533.24/342,976.26 = 135,356.44/x - Step 3: Cross multiply
248,533.24x = 342,976.26 × 135,356.44 - Step 4: Simplify right side
248,533.24x = 46,424,045,558.11 - Step 5: Solve for x
x = 46,424,045,558.11/248,533.24 - Step 6: Final answer
x = 186,792.10
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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.