Finding the Fourth Proportional to 125,692.35, 188,599.95 and 59,139.06
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Solution
The fourth proportional to 125,692.35, 188,599.95 and 59,139.06 is: 88,737.49
Step by Step Solution
- Step 1: Write the proportion equation
125,692.35 : 188,599.95 = 59,139.06 : x - Step 2: Convert to fraction form
125,692.35/188,599.95 = 59,139.06/x - Step 3: Cross multiply
125,692.35x = 188,599.95 × 59,139.06 - Step 4: Simplify right side
125,692.35x = 11,153,623,759.05 - Step 5: Solve for x
x = 11,153,623,759.05/125,692.35 - Step 6: Final answer
x = 88,737.49
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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.