Finding the Fourth Proportional to 132,365.36, 182,665.62 and 71,937.02
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Solution
The fourth proportional to 132,365.36, 182,665.62 and 71,937.02 is: 99,273.86
Step by Step Solution
- Step 1: Write the proportion equation
132,365.36 : 182,665.62 = 71,937.02 : x - Step 2: Convert to fraction form
132,365.36/182,665.62 = 71,937.02/x - Step 3: Cross multiply
132,365.36x = 182,665.62 × 71,937.02 - Step 4: Simplify right side
132,365.36x = 13,140,420,359.25 - Step 5: Solve for x
x = 13,140,420,359.25/132,365.36 - Step 6: Final answer
x = 99,273.86
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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.