Finding the Fourth Proportional to 132,328.08, 182,599.92 and 75,728.52
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Solution
The fourth proportional to 132,328.08, 182,599.92 and 75,728.52 is: 104,498.02
Step by Step Solution
- Step 1: Write the proportion equation
132,328.08 : 182,599.92 = 75,728.52 : x - Step 2: Convert to fraction form
132,328.08/182,599.92 = 75,728.52/x - Step 3: Cross multiply
132,328.08x = 182,599.92 × 75,728.52 - Step 4: Simplify right side
132,328.08x = 13,828,021,693.72 - Step 5: Solve for x
x = 13,828,021,693.72/132,328.08 - Step 6: Final answer
x = 104,498.02
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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.