Finding the Fourth Proportional to 75,757.95, 113,636.75 and 22,454.06
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Solution
The fourth proportional to 75,757.95, 113,636.75 and 22,454.06 is: 33,681.03
Step by Step Solution
- Step 1: Write the proportion equation
75,757.95 : 113,636.75 = 22,454.06 : x - Step 2: Convert to fraction form
75,757.95/113,636.75 = 22,454.06/x - Step 3: Cross multiply
75,757.95x = 113,636.75 × 22,454.06 - Step 4: Simplify right side
75,757.95x = 2,551,605,722.25 - Step 5: Solve for x
x = 2,551,605,722.25/75,757.95 - Step 6: Final answer
x = 33,681.03
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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.