Finding the Fourth Proportional to 75,564.90, 113,353.70 and 22,974.84
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Solution
The fourth proportional to 75,564.90, 113,353.70 and 22,974.84 is: 34,464.19
Step by Step Solution
- Step 1: Write the proportion equation
75,564.90 : 113,353.70 = 22,974.84 : x - Step 2: Convert to fraction form
75,564.90/113,353.70 = 22,974.84/x - Step 3: Cross multiply
75,564.90x = 113,353.70 × 22,974.84 - Step 4: Simplify right side
75,564.90x = 2,604,283,006.03 - Step 5: Solve for x
x = 2,604,283,006.03/75,564.90 - Step 6: Final answer
x = 34,464.19
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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.