Finding the Fourth Proportional to 79,775.96, 119,683.04 and 22,850.67
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Solution
The fourth proportional to 79,775.96, 119,683.04 and 22,850.67 is: 34,281.48
Step by Step Solution
- Step 1: Write the proportion equation
79,775.96 : 119,683.04 = 22,850.67 : x - Step 2: Convert to fraction form
79,775.96/119,683.04 = 22,850.67/x - Step 3: Cross multiply
79,775.96x = 119,683.04 × 22,850.67 - Step 4: Simplify right side
79,775.96x = 2,734,837,986.19 - Step 5: Solve for x
x = 2,734,837,986.19/79,775.96 - Step 6: Final answer
x = 34,281.48
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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.