Finding the Fourth Proportional to 170,692.07, 235,445.41 and 103,624.07
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Solution
The fourth proportional to 170,692.07, 235,445.41 and 103,624.07 is: 142,934.65
Step by Step Solution
- Step 1: Write the proportion equation
170,692.07 : 235,445.41 = 103,624.07 : x - Step 2: Convert to fraction form
170,692.07/235,445.41 = 103,624.07/x - Step 3: Cross multiply
170,692.07x = 235,445.41 × 103,624.07 - Step 4: Simplify right side
170,692.07x = 24,397,811,647.02 - Step 5: Solve for x
x = 24,397,811,647.02/170,692.07 - Step 6: Final answer
x = 142,934.65
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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.