Finding the Fourth Proportional to 148,366.62, 204,816.67 and 84,692.12
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Solution
The fourth proportional to 148,366.62, 204,816.67 and 84,692.12 is: 116,915.49
Step by Step Solution
- Step 1: Write the proportion equation
148,366.62 : 204,816.67 = 84,692.12 : x - Step 2: Convert to fraction form
148,366.62/204,816.67 = 84,692.12/x - Step 3: Cross multiply
148,366.62x = 204,816.67 × 84,692.12 - Step 4: Simplify right side
148,366.62x = 17,346,356,757.83 - Step 5: Solve for x
x = 17,346,356,757.83/148,366.62 - Step 6: Final answer
x = 116,915.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.