Finding the Fourth Proportional to 203,008.04, 304,599.60 and 84,702.68
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Solution
The fourth proportional to 203,008.04, 304,599.60 and 84,702.68 is: 127,090.55
Step by Step Solution
- Step 1: Write the proportion equation
203,008.04 : 304,599.60 = 84,702.68 : x - Step 2: Convert to fraction form
203,008.04/304,599.60 = 84,702.68/x - Step 3: Cross multiply
203,008.04x = 304,599.60 × 84,702.68 - Step 4: Simplify right side
203,008.04x = 25,800,402,446.93 - Step 5: Solve for x
x = 25,800,402,446.93/203,008.04 - Step 6: Final answer
x = 127,090.55
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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.