Finding the Fourth Proportional to 69,670.44, 104,509.56 and 22,289.70
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Solution
The fourth proportional to 69,670.44, 104,509.56 and 22,289.70 is: 33,435.80
Step by Step Solution
- Step 1: Write the proportion equation
69,670.44 : 104,509.56 = 22,289.70 : x - Step 2: Convert to fraction form
69,670.44/104,509.56 = 22,289.70/x - Step 3: Cross multiply
69,670.44x = 104,509.56 × 22,289.70 - Step 4: Simplify right side
69,670.44x = 2,329,486,739.53 - Step 5: Solve for x
x = 2,329,486,739.53/69,670.44 - Step 6: Final answer
x = 33,435.80
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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.