Finding the Fourth Proportional to 113,888.22, 170,774.99 and 37,959.87
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Solution
The fourth proportional to 113,888.22, 170,774.99 and 37,959.87 is: 56,920.69
Step by Step Solution
- Step 1: Write the proportion equation
113,888.22 : 170,774.99 = 37,959.87 : x - Step 2: Convert to fraction form
113,888.22/170,774.99 = 37,959.87/x - Step 3: Cross multiply
113,888.22x = 170,774.99 × 37,959.87 - Step 4: Simplify right side
113,888.22x = 6,482,596,229.85 - Step 5: Solve for x
x = 6,482,596,229.85/113,888.22 - Step 6: Final answer
x = 56,920.69
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1.5x scale
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.