Finding the Fourth Proportional to 83,330.41, 125,008.65 and 27,157.47
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Solution
The fourth proportional to 83,330.41, 125,008.65 and 27,157.47 is: 40,740.45
Step by Step Solution
- Step 1: Write the proportion equation
83,330.41 : 125,008.65 = 27,157.47 : x - Step 2: Convert to fraction form
83,330.41/125,008.65 = 27,157.47/x - Step 3: Cross multiply
83,330.41x = 125,008.65 × 27,157.47 - Step 4: Simplify right side
83,330.41x = 3,394,918,037.07 - Step 5: Solve for x
x = 3,394,918,037.07/83,330.41 - Step 6: Final answer
x = 40,740.45
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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.