Finding the Fourth Proportional to 248,475.36, 342,896.58 and 135,305.40
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Solution
The fourth proportional to 248,475.36, 342,896.58 and 135,305.40 is: 186,721.77
Step by Step Solution
- Step 1: Write the proportion equation
248,475.36 : 342,896.58 = 135,305.40 : x - Step 2: Convert to fraction form
248,475.36/342,896.58 = 135,305.40/x - Step 3: Cross multiply
248,475.36x = 342,896.58 × 135,305.40 - Step 4: Simplify right side
248,475.36x = 46,395,758,915.53 - Step 5: Solve for x
x = 46,395,758,915.53/248,475.36 - Step 6: Final answer
x = 186,721.77
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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.