Finding the Fourth Proportional to 134,457.03, 201,692.25 and 38,408.49
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Solution
The fourth proportional to 134,457.03, 201,692.25 and 38,408.49 is: 57,614.65
Step by Step Solution
- Step 1: Write the proportion equation
134,457.03 : 201,692.25 = 38,408.49 : x - Step 2: Convert to fraction form
134,457.03/201,692.25 = 38,408.49/x - Step 3: Cross multiply
134,457.03x = 201,692.25 × 38,408.49 - Step 4: Simplify right side
134,457.03x = 7,746,694,767.20 - Step 5: Solve for x
x = 7,746,694,767.20/134,457.03 - Step 6: Final answer
x = 57,614.65
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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.