Finding the Fourth Proportional to 180,340.53, 248,825.21 and 116,601.63
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Solution
The fourth proportional to 180,340.53, 248,825.21 and 116,601.63 is: 160,881.33
Step by Step Solution
- Step 1: Write the proportion equation
180,340.53 : 248,825.21 = 116,601.63 : x - Step 2: Convert to fraction form
180,340.53/248,825.21 = 116,601.63/x - Step 3: Cross multiply
180,340.53x = 248,825.21 × 116,601.63 - Step 4: Simplify right side
180,340.53x = 29,013,423,826.97 - Step 5: Solve for x
x = 29,013,423,826.97/180,340.53 - Step 6: Final answer
x = 160,881.33
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1.5x scale
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.