Finding the Fourth Proportional to 202,104.03, 278,923.28 and 151,028.08
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Solution
The fourth proportional to 202,104.03, 278,923.28 and 151,028.08 is: 208,433.48
Step by Step Solution
- Step 1: Write the proportion equation
202,104.03 : 278,923.28 = 151,028.08 : x - Step 2: Convert to fraction form
202,104.03/278,923.28 = 151,028.08/x - Step 3: Cross multiply
202,104.03x = 278,923.28 × 151,028.08 - Step 4: Simplify right side
202,104.03x = 42,125,246,051.09 - Step 5: Solve for x
x = 42,125,246,051.09/202,104.03 - Step 6: Final answer
x = 208,433.48
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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.