Finding the Fourth Proportional to 113,692.14, 170,538.10 and 38,806.07
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Solution
The fourth proportional to 113,692.14, 170,538.10 and 38,806.07 is: 58,209.07
Step by Step Solution
- Step 1: Write the proportion equation
113,692.14 : 170,538.10 = 38,806.07 : x - Step 2: Convert to fraction form
113,692.14/170,538.10 = 38,806.07/x - Step 3: Cross multiply
113,692.14x = 170,538.10 × 38,806.07 - Step 4: Simplify right side
113,692.14x = 6,617,913,252.24 - Step 5: Solve for x
x = 6,617,913,252.24/113,692.14 - Step 6: Final answer
x = 58,209.07
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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.