Finding the Fourth Proportional to 75,455.09, 113,193.50 and 22,868.67
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Solution
The fourth proportional to 75,455.09, 113,193.50 and 22,868.67 is: 34,306.30
Step by Step Solution
- Step 1: Write the proportion equation
75,455.09 : 113,193.50 = 22,868.67 : x - Step 2: Convert to fraction form
75,455.09/113,193.50 = 22,868.67/x - Step 3: Cross multiply
75,455.09x = 113,193.50 × 22,868.67 - Step 4: Simplify right side
75,455.09x = 2,588,584,683.30 - Step 5: Solve for x
x = 2,588,584,683.30/75,455.09 - Step 6: Final answer
x = 34,306.30
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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.