Finding the Fourth Proportional to 79,425.08, 119,130.20 and 26,835.02
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Solution
The fourth proportional to 79,425.08, 119,130.20 and 26,835.02 is: 40,250.02
Step by Step Solution
- Step 1: Write the proportion equation
79,425.08 : 119,130.20 = 26,835.02 : x - Step 2: Convert to fraction form
79,425.08/119,130.20 = 26,835.02/x - Step 3: Cross multiply
79,425.08x = 119,130.20 × 26,835.02 - Step 4: Simplify right side
79,425.08x = 3,196,861,299.60 - Step 5: Solve for x
x = 3,196,861,299.60/79,425.08 - Step 6: Final answer
x = 40,250.02
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1.5x scale
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.