Finding the Fourth Proportional to 147,907.10, 221,860.65 and 101,251.10
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Solution
The fourth proportional to 147,907.10, 221,860.65 and 101,251.10 is: 151,876.65
Step by Step Solution
- Step 1: Write the proportion equation
147,907.10 : 221,860.65 = 101,251.10 : x - Step 2: Convert to fraction form
147,907.10/221,860.65 = 101,251.10/x - Step 3: Cross multiply
147,907.10x = 221,860.65 × 101,251.10 - Step 4: Simplify right side
147,907.10x = 22,463,634,859.22 - Step 5: Solve for x
x = 22,463,634,859.22/147,907.10 - Step 6: Final answer
x = 151,876.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.