Finding the Fourth Proportional to 124,925.97, 187,402.08 and 40,692.70
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Solution
The fourth proportional to 124,925.97, 187,402.08 and 40,692.70 is: 61,043.33
Step by Step Solution
- Step 1: Write the proportion equation
124,925.97 : 187,402.08 = 40,692.70 : x - Step 2: Convert to fraction form
124,925.97/187,402.08 = 40,692.70/x - Step 3: Cross multiply
124,925.97x = 187,402.08 × 40,692.70 - Step 4: Simplify right side
124,925.97x = 7,625,896,620.82 - Step 5: Solve for x
x = 7,625,896,620.82/124,925.97 - Step 6: Final answer
x = 61,043.33
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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.