Finding the Fourth Proportional to 83,434.16, 125,125.04 and 27,261.46
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Solution
The fourth proportional to 83,434.16, 125,125.04 and 27,261.46 is: 40,883.63
Step by Step Solution
- Step 1: Write the proportion equation
83,434.16 : 125,125.04 = 27,261.46 : x - Step 2: Convert to fraction form
83,434.16/125,125.04 = 27,261.46/x - Step 3: Cross multiply
83,434.16x = 125,125.04 × 27,261.46 - Step 4: Simplify right side
83,434.16x = 3,411,091,272.96 - Step 5: Solve for x
x = 3,411,091,272.96/83,434.16 - Step 6: Final answer
x = 40,883.63
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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.