Finding the Fourth Proportional to 113,590.66, 170,277.38 and 42,493.99
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Solution
The fourth proportional to 113,590.66, 170,277.38 and 42,493.99 is: 63,700.35
Step by Step Solution
- Step 1: Write the proportion equation
113,590.66 : 170,277.38 = 42,493.99 : x - Step 2: Convert to fraction form
113,590.66/170,277.38 = 42,493.99/x - Step 3: Cross multiply
113,590.66x = 170,277.38 × 42,493.99 - Step 4: Simplify right side
113,590.66x = 7,235,764,219.09 - Step 5: Solve for x
x = 7,235,764,219.09/113,590.66 - Step 6: Final answer
x = 63,700.35
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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.