Finding the Fourth Proportional to 301,132.01, 415,562.77 and 165,167.07
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Solution
The fourth proportional to 301,132.01, 415,562.77 and 165,167.07 is: 227,930.88
Step by Step Solution
- Step 1: Write the proportion equation
301,132.01 : 415,562.77 = 165,167.07 : x - Step 2: Convert to fraction form
301,132.01/415,562.77 = 165,167.07/x - Step 3: Cross multiply
301,132.01x = 415,562.77 × 165,167.07 - Step 4: Simplify right side
301,132.01x = 68,637,283,770.08 - Step 5: Solve for x
x = 68,637,283,770.08/301,132.01 - Step 6: Final answer
x = 227,930.88
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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.