Finding the Fourth Proportional to 134,453.60, 201,658.80 and 40,937.60
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Solution
The fourth proportional to 134,453.60, 201,658.80 and 40,937.60 is: 61,399.82
Step by Step Solution
- Step 1: Write the proportion equation
134,453.60 : 201,658.80 = 40,937.60 : x - Step 2: Convert to fraction form
134,453.60/201,658.80 = 40,937.60/x - Step 3: Cross multiply
134,453.60x = 201,658.80 × 40,937.60 - Step 4: Simplify right side
134,453.60x = 8,255,427,290.88 - Step 5: Solve for x
x = 8,255,427,290.88/134,453.60 - Step 6: Final answer
x = 61,399.82
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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.