Finding the Fourth Proportional to 266,090.02, 367,197.14 and 145,232.80
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Solution
The fourth proportional to 266,090.02, 367,197.14 and 145,232.80 is: 200,417.40
Step by Step Solution
- Step 1: Write the proportion equation
266,090.02 : 367,197.14 = 145,232.80 : x - Step 2: Convert to fraction form
266,090.02/367,197.14 = 145,232.80/x - Step 3: Cross multiply
266,090.02x = 367,197.14 × 145,232.80 - Step 4: Simplify right side
266,090.02x = 53,329,068,794.19 - Step 5: Solve for x
x = 53,329,068,794.19/266,090.02 - Step 6: Final answer
x = 200,417.40
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.