Finding the Fourth Proportional to 132,461.63, 182,801.86 and 75,883.94
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Solution
The fourth proportional to 132,461.63, 182,801.86 and 75,883.94 is: 104,722.59
Step by Step Solution
- Step 1: Write the proportion equation
132,461.63 : 182,801.86 = 75,883.94 : x - Step 2: Convert to fraction form
132,461.63/182,801.86 = 75,883.94/x - Step 3: Cross multiply
132,461.63x = 182,801.86 × 75,883.94 - Step 4: Simplify right side
132,461.63x = 13,871,725,376.13 - Step 5: Solve for x
x = 13,871,725,376.13/132,461.63 - Step 6: Final answer
x = 104,722.59
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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.