Finding the Fourth Proportional to 185,575.93, 256,097.76 and 100,692.99
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Solution
The fourth proportional to 185,575.93, 256,097.76 and 100,692.99 is: 138,957.95
Step by Step Solution
- Step 1: Write the proportion equation
185,575.93 : 256,097.76 = 100,692.99 : x - Step 2: Convert to fraction form
185,575.93/256,097.76 = 100,692.99/x - Step 3: Cross multiply
185,575.93x = 256,097.76 × 100,692.99 - Step 4: Simplify right side
185,575.93x = 25,787,250,524.67 - Step 5: Solve for x
x = 25,787,250,524.67/185,575.93 - Step 6: Final answer
x = 138,957.95
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1.5x scale
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.