Finding the Fourth Proportional to 132,038.24, 182,164.02 and 91,199.66
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Solution
The fourth proportional to 132,038.24, 182,164.02 and 91,199.66 is: 125,821.86
Step by Step Solution
- Step 1: Write the proportion equation
132,038.24 : 182,164.02 = 91,199.66 : x - Step 2: Convert to fraction form
132,038.24/182,164.02 = 91,199.66/x - Step 3: Cross multiply
132,038.24x = 182,164.02 × 91,199.66 - Step 4: Simplify right side
132,038.24x = 16,613,296,688.23 - Step 5: Solve for x
x = 16,613,296,688.23/132,038.24 - Step 6: Final answer
x = 125,821.86
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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.