Finding the Fourth Proportional to 180,121.02, 248,567.84 and 98,450.96
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Solution
The fourth proportional to 180,121.02, 248,567.84 and 98,450.96 is: 135,862.78
Step by Step Solution
- Step 1: Write the proportion equation
180,121.02 : 248,567.84 = 98,450.96 : x - Step 2: Convert to fraction form
180,121.02/248,567.84 = 98,450.96/x - Step 3: Cross multiply
180,121.02x = 248,567.84 × 98,450.96 - Step 4: Simplify right side
180,121.02x = 24,471,742,473.13 - Step 5: Solve for x
x = 24,471,742,473.13/180,121.02 - Step 6: Final answer
x = 135,862.78
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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.