Finding the Fourth Proportional to 134,461.80, 201,692.70 and 35,965.80
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Solution
The fourth proportional to 134,461.80, 201,692.70 and 35,965.80 is: 53,948.70
Step by Step Solution
- Step 1: Write the proportion equation
134,461.80 : 201,692.70 = 35,965.80 : x - Step 2: Convert to fraction form
134,461.80/201,692.70 = 35,965.80/x - Step 3: Cross multiply
134,461.80x = 201,692.70 × 35,965.80 - Step 4: Simplify right side
134,461.80x = 7,254,039,309.66 - Step 5: Solve for x
x = 7,254,039,309.66/134,461.80 - Step 6: Final answer
x = 53,948.70
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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.